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Suchergebnisse für: CIRCULAR SLIDERULE


  Land  Datum  Relevanz 
      
  • Patent:GB100182 01.03.1917 Buechi, Edouard Frederic (P) : A New or Improved Pocket Direction Instrument for Artillery. [7.01%]
  • Patent:GB100569 01.06.1916 Haddan, Alfred John Henry (P) : Improvements in and relating to the Differential Mechanism, Totalizer Actuating Arrangements and Transfer Devices of Adding and Subtracting M [13.58%]
  • Patent:GB102734 11.12.1917 Elsner, O.; Ramuz, O. Effort S A L : Apparatus for Sorting and Counting Discs of Different Diameters [6.34%]
  • Patent:GB1045383 12.10.1966 Mannesmann (P) Meer AG : Improvements in or relating to calculating machines [10.89%]
  • Patent:GB106208 17.05.1917 Smithey, Marvin (P) : Improvements in Odometers. [18.02%]
  • Patent:GB106246 17.05.1917 Bridge Norman Cressy : A Device for use in Measuring the Areas of Plane Figures. [10.85%]
  • Patent:GB1065482 19.01.1967 Dennert, Hans (P), Dennert, Georg (P) Dennert und Pape (P) : Scale reading magnifier [6.83%]
  • Patent:GB107228 18.06.1917 Berson, Theodore (P) Holophane Ltd : Improvements in and connected with Slide Rules and like Calculating Instruments [16.77%]
  • Patent:GB107562 05.07.1917 Hemmi, Jiro (P) : Improvements in the Slide Rules [12.25%]
  • Patent:GB108197 27.07.1917 Martin, Arthur John (P) : Improvements in Slide Rules for use in Wireless Telegraphy [12.39%]
  • Patent:GB108512 07.08.1917 Richardson, James (P) : Improvements in and relating to the Determination of Volumes of Solid Bodies [11.09%]
  • Patent:GB109330 13.09.1917 Glaser William Henry : Improvements relating to Calculators. [18.70%]
  • Patent:GB110851 08.11.1917 Shephard, Harry (P) : Improvements in or relating to Calculating Apparatus [6.38%]
  • Patent:GB1113256 08.05.1968 Retel, Rene (P) Rhone Poulenc Sa : Slide rule [6.93%]
  • Patent:GB112012 19.12.1918 Giot, Henri Louis Victor Desire (P) : Improvements in Stars Transit Calculators and Indicators for Mariners. [16.65%]
  • Patent:GB112145 28.12.1917 Flavell, Leo Edward (P) und Priest, Clarence Sidney (P) : Improvements in Totalizing Apparatus. [12.56%]
  • Patent:GB1125293 28.08.1968 Alfred Henry Fielding Richardson : Improvements in or relating to calculating devices [17.26%]
  • Patent:GB112681 24.01.1918 Christie, Robert Arthur : Improvements in Slide Rules. [10.79%]
  • Patent:GB1128213 25.09.1968 Paul Milton Pepper : Improvements in or relating to calculating devices of the slide rule type [17.37%]
  • Patent:GB1131329 23.10.1968 Dorey, Frederick Charles (P) British Airports Authority : Calculator for use in computing charges made by time [6.15%]
  • Patent:GB114321 25.03.1918 Manson Jermiah Leask : Improvements in Calculating Rules [7.06%]
  • Patent:GB115207 13.12.1917 Buchanan, W. S. : Slide Rules for Determining the Output of Paper Making Machines [21.40%]
  • Patent:GB1168995 29.10.1969 Heppenstall, Philip; Mear, Norman : Improvements in or relating to Circular Slide Rules [21.67%]
  • Patent:GB117318 18.07.1918 Chew, Albert Charles (P) : Slide Rule [17.05%]
  • Patent:GB120696 21.11.1918 Ritter, Sophus Frederik (P) : Improvements in Cash Control or Checking Apparatus. [7.01%]
  • Patent:GB120980 29.11.1918 Eastwood, William (P) : Improvements in or appertaining to Watches, Aneroid Barometers and other dial instruments [16.14%]
  • Patent:GB121009 05.12.1918 Banwell, Ernest : A New or Improved Appliance for Calculting Workmens Wages and the like [6.05%]
  • Patent:GB121066 05.12.1918 Buchanan, William Stanhope (P) : Improvements in Slide-rules for Calculating the Weight of Rare Size Sheets of Paper from the Known Weight of Standard Size Sheets of like Thickness or Substance [26.45%]
  • Patent:GB122900 06.02.1919 Cox, Charles Henry Farley (P) : Improvements in or relating to Slide Rule for Finding the Value of Goods sold by Weight or Measure [11.14%]
  • Patent:GB123989 02.09.1920 Poor Charles Lane : Improvements in Calculating Instruments [27.66%]
  • Patent:GB124281 21.03.1919 Smith, George (P) : Improvements in Money Boxes. [17.21%]
  • Patent:GB125165 26.06.1916 Wright, H. R. : Calculating Apparatus [16.62%]
  • Patent:GB126090 08.05.1919 Isaki, Fukutaro (P) Nihon Suitoki Kabushiki Kaisha : Improvements in and relating to Transfer or Carrying-over Mechanism [6.65%]
  • Patent:GB126453 08.05.1919 Scarlett, Frederick Ernest (P) Wilson, Edward Other (P) : Device for Obtaining the Diameters [18.45%]
  • Patent:GB1272760 03.05.1972 Giancarlo Gaggero Carla Mongini-Tamagnini Antoine Settipani Euratom : Circular calculator for the solution of problems connected with electromagnetic radiation penetration [26.38%]
  • Patent:GB128002 13.06.1919 Boggio Alfredo Santiago : Improvements in Apparatus for Calculating the Date of Expiry of a Given Period [10.57%]
  • Patent:GB128217 02.09.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Locking Devices in Calculating Machines of the Cam-disk and Pin-wheel Type [4.29%]
  • Patent:GB129290 04.10.1920 Ford, Hannibal Choate (P) : Improvements in or relating to Apparatus for Electric Step-by-step Signalling Systems [28.34%]
  • Patent:GB129312 17.07.1919 Marden, Basil Jock Newton (P) : New or Improved Method of Directing a Route to a Pre-determined Destination through an unknown Country by observation of either the Sun, Moon or Stars and an instrument therefor. [16.08%]
  • Patent:GB130426 07.08.1919 Lees, Edgar (P) Whitehead Torpedo Works : Improvements in or relating to the Gyroscopic Steering Mechanism of Automobile Torpedoes [17.12%]
  • Patent:GB131584 19.08.1918 Liedstrand, Karl Emil Leonard (P) : Statistics, Compiling and Sorting [31.52%]
  • Patent:GB134558 11.12.1919 Douglas, H. P.; Appleyard, Rollo (P) : Improvements in range finding and like apparatus [23.31%]
  • Patent:GB134833 05.11.1918 Fabriques des Montres Zenith : Slide Rule [15.08%]
  • Patent:GB136182 08.01.1920 Appleyard, Rollo (P) : Apparatus for Ascertaining the Logarithmic Decrement of Damped [14.37%]
  • Patent:GB146046 08.07.1920 Glover , Albert William (P) George Glover & Co Ltd : Improvements in gas meter indicators [6.43%]
  • Patent:GB146440 28.07.1921 Pestourie, Pierre (P) : Improvements in or relating to Odometers. [17.09%]
  • Patent:GB147113 29.09.1915 Trinks, Franz (P) : Adding and Subtracting Apparatus [16.52%]
  • Patent:GB150103 02.09.1920 Leonard Charles Bygrave : A calculating instrument for aerial navigation purposes [27.75%]
  • Patent:GB150813 06.09.1920 Stevens, William James (P) : Improvements in or relating to course and distance calculators and the like [17.85%]
  • Patent:GB1517976 19.07.1978 Salvia Werk : Circular Slide Rule Suitable For Use In Determining The Electrolyte Deficiency In Infusion Therapy [14.69%]
  • Patent:GB152417 12.07.1919 Harper, John : Improvements in tea-pots and such like vessels [12.35%]
  • Patent:GB1530487 01.11.1978 Peters M : Plane Triangle Solver [29.62%]
  • Patent:GB154756 09.12.1920 John St Vincent Pletts : Improvements in Slide Rules [16.45%]
  • Patent:GB160186 24.03.1921 Francis James Anderson : Improvements in or relating to logarithmic computing apparatus [16.35%]
  • Patent:GB162347 05.05.1921 Burroughs (P) Adding Machine Co : Improvements in or connected with paper-carriages for calculating machines [16.00%]
  • Patent:GB167099 04.08.1921 August Straub, Andreas Hochstrasser : Improvements in or relating to sliding rules [6.96%]
  • Patent:GB175064 10.02.1922 William James Smith Bliss Co : Improvements in Slide Rules [21.51%]
  • Patent:GB177411 30.03.1922 William Thomas Palmer : An improved calulator [21.24%]
  • Patent:GB188908891 29.05.1889 Webb, Charles Henry (P) : Circular Adder [23.96%]
  • Patent:GB189510583 05.10.1895 Norris, Thaddeus (P) : Improvements in Slide Rules [23.78%]
  • Patent:GB189518 29.11.1922 Gaston, Beauvais (P) : Improvements in or relating to logarithmic calculating devices [16.42%]
  • Patent:GB189614623 15.05.1897 Sheridan, Matthew Joseph (P) : A New and Improved Slide Rule for Reducing Spirits [9.41%]
  • Patent:GB189624616 19.12.1896 McPherson, John Ambrose (P) : A Slide-rule for Indicating and Facilitating Regulation of Quantities of Water Flowing over Gauge Weirs [18.21%]
  • Patent:GB189917651 14.04.1900 Union Typewriter Company : Improvements in Typewriting and Adding Machines [16.15%]
  • Patent:GB189919288 21.07.1900 Farmar, Francis Charles (P) : An Improved Slide-rule for Computing and Calculating Purposes [17.61%]
  • Patent:GB190005142 22.12.1900 Dohm, Wilhelm (P) : An Improved Calculating Apparatus for Ascertaining the Section of Beams, Girders, Columns, and the like [6.77%]
  • Patent:GB190008793 14.07.1900 Smith, Marmaduke Valentine (P) : Improved Date Calculator [29.96%]
  • Patent:GB190023627 27.12.1900 Jennings, Richard Lanyon (P) : A circular, pocket, slide-rule for use in the timber trades [28.28%]
  • Patent:GB190104011 23.11.1901 Pantsar Keicke : Improvements in Mechanical Adding and Calculating Apparatus [15.62%]
  • Patent:GB190108309 23.04.1902 Farmar, Francis Charles (P) : A Slide-rule for all Calculating purposes in connection with Wines and Spirits [35.39%]
  • Patent:GB190123886 13.11.1902 Dunlop, Henry Cleland (P) : An Improvement in the Slid-rule Consisting in the Provision of Elastic Supports or Runners which Allow the Slide to Work Freely under all [12.56%]
  • Patent:GB190201679 01.05.1902 Hagyi-Ristic, Constantin (P) und Duffer, Artur (P) : Improvements in Calculating Apparatus [8.64%]
  • Patent:GB190213957 16.10.1902 Masera, Silvio (P) : An Improved Slide-rule [53.96%]
  • Patent:GB190227822 05.02.1903 Watkins, Alfred (P) : Improvements in Instruments for Calculating Photographic Exposures [15.02%]
  • Patent:GB190321935 11.08.1904 Pugh, Evan Osmond Clark (P) : An Instrument for Calculating Trigonometrical Values [11.57%]
  • Patent:GB190326520 06.10.1904 Samuel Emanuel : An Improved Calculating or Adding Machine [17.42%]
  • Patent:GB190404010 30.06.1904 Moehlenbruck, Henri (P) : Improvements in Calculating Apparatus [18.97%]
  • Patent:GB190417291 15.06.1905 Troeger, Karl Emil (P) : Slide-rule [20.44%]
  • Patent:GB190507546 01.03.1906 Wimpenny, William Ernest (P) und Salomon, Alfred (P) : Improvements in and relating to Slide or like Rules for Calculating Interest on Investments [6.06%]
  • Patent:GB190713447 12.03.1908 Flory, Lucy Gertrude (P) und Flory, Thomas Wass (P) : A Mechanical Calculating Machine for Adding Together or Totalling Simple or Compound Quantities [17.11%]
  • Patent:GB190715435 24.10.1907 Cordingley, William George (P) : Improvements in Calculating Machines [16.49%]
  • Patent:GB190800930 14.01.1909 Flory, Thomas Wass (P) und Cossor, Frank (P) : Improvements in Adding Machines [10.55%]
  • Patent:GB190802706 08.02.1909 Leder, Ernst (P) : A New and Improved Calculating Machine [18.26%]
  • Patent:GB190823729 05.11.1909 Randall, Frederick William (P), Schooling, William (P) : Improvements in Adding Machines [16.57%]
  • Patent:GB190900621 18.03.1909 Dreyfus, Armand Albert Abraham (P) und Levy, Alfred Henry Victor (P) : Improvements in Calculating Machines [15.83%]
  • Patent:GB190906064 29.07.1909 Edge Douglas Ross und Hunter John Chalmers : Improvements in Weight Calculating Slide Rules [15.96%]
  • Patent:GB190911029 09.12.1909 Oelschläger, Wilhelm : Improvements in Circular Slide Rules [29.18%]
  • Patent:GB191005528 23.06.1910 Fowler, William Henry (P) : An Improved Calculator [27.22%]
  • Patent:GB191116198 13.06.1912 Hills, William Donagan (P) : Improvements in or relating to Calculating Devices [10.95%]
  • Patent:GB191119394 18.01.1912 Metall, Ind Schoenebeck A G (P) : Method of Fixing Celluloid Key Rings on to the Metal Keys of Typewriting, Calculating and other Key-board Machines [7.82%]
  • Patent:GB191125313 14.11.1912 Pivoda, Franz (P) : Device for Calculating the Interest of a Principal [9.96%]
  • Patent:GB191214853 14.11.1912 Avery, Charles Henry (P) : Calculating Apparatus [17.94%]
  • Patent:GB191214901 26.06.1913 Cheape, John Albert (P) : Improvements in and relating to Calculating Machines [16.25%]
  • Patent:GB191220416 27.02.1913 William Henry Fowler Harold Fowler : Improvements in circular calculators [26.53%]
  • Patent:GB191315821 02.04.1914 Childs, Charles Vivian (P) : A Slide-rule for Structural Engineers [37.15%]
  • Patent:GB191321879 24.09.1914 Smith, Arthur Eden (P) : Improved Apparatus for Calculating Wages [10.26%]
  • Patent:GB191401782 10.06.1915 Pivoda, Franz (P) : Improvements in Calculating-apparatus for Determining Date Intervals [18.15%]
  • Patent:GB191403638 21.05.1914 William Henry Fowler Harold Fowler : Improvements in circular calculators [24.86%]
  • Patent:GB191415990 03.12.1914 William Henry Fowler Harold Fowler : An improved circular calculator [24.86%]
  • Patent:GB191417274 15.04.1915 Wheatley Frederick Yeld : Parturition Calculator [6.47%]
  • Patent:GB1919134833 29.04.1920 Fabrique des Montres Zénith : Improvements in circular slide rules [28.58%]
  • Patent:GB195286 29.03.1923 Albert John Anido : Improvements in and connected with Slide Rules and the like [6.78%]
  • Patent:GB196589 16.08.1923 A W Faber Castell (P) Bleistift Fa : Improvements in Slide Rules [14.55%]
  • Patent:GB2009641 20.06.1979 Lohf & Tillipaul : Apparatus for Truing Grinding Wheels with an Involute Profile [19.36%]
  • Patent:GB204156 27.09.1923 Francesco Nuschak : Improvements in nautical astronomy calculating apparatus [16.01%]
  • Patent:GB2080589 03.02.1982 Burnett, William British Aerospace : Mechanical calculator [6.14%]
  • Patent:GB210162 28.01.1924 Harry Price Tullis John Tullis and Son Ltd : An improved calculator for power transmission belting [15.88%]
  • Patent:GB210265 31.01.1924 Shirley Brooks Ralston : Slide-rule or computing apparatus for calculating ship stability [20.81%]
  • Patent:GB2110848 22.06.1983 Riehle, Harald (P) : Slide Rule [42.68%]
  • Patent:GB213238 14.08.1924 Frappant Ag Fuer Praez S Und F : Improvements in Slide Rules or the like calculators [16.30%]
  • Patent:GB2148564 30.05.1985 Duce Herbert John : Logarithmic calculating appliance [25.53%]
  • Patent:GB214919 01.05.1924 Reginald Sidney Carr und William Ronald Fountaine Sange : An improved apparatus for calculating percentages [6.37%]
  • Patent:GB2155672 25.09.1985 Zhang Tianze Tsinlien Trading Co Ltd : Slide rule [7.03%]
  • Patent:GB215648 15.05.1924 Harold Fowler, William Henry Fowler : Improvements in circular calculators [27.85%]
  • Patent:GB2157465 23.10.1985 Schwenzer Manfred, Zimmermann Eugen Harald, Fuhrmann Upat Max Langensiepen Kg : Apparatus for the determination of permissible loads upon dowels [13.81%]
  • Patent:GB2157863 30.10.1985 Crane Ltd : Calculator for determining flowrate through a valve [24.37%]
  • Patent:GB2167351 29.05.1986 Cheng Tien Fu, Chou Lung-Chiao : Ellipsograph Capable Of Drawing A Broken Line [11.24%]
  • Patent:GB227643 22.01.1925 George Gouthwaite Scurfield : Improvements in and relating to Slide Rules or other logarithmically [10.91%]
  • Patent:GB2292220 14.02.1996 Yeo Dennis George : Levelling aid [18.93%]
  • Patent:GB230199 12.03.1925 Frederick William Henning : Improvements in and relating to calculating apparatus [11.43%]
  • Patent:GB232030 16.04.1925 Chad Valley Company Ltd : A new or improved calculator or score card for use more particularly in conjunction with the playing of games [22.94%]
  • Patent:GB240206 01.10.1925 Wilfred Ernest Jones : Improved calculating device for the use of printers [6.68%]
  • Patent:GB241908 17.06.1926 : [7.90%]
  • Patent:GB243575 03.12.1925 Charles Neal Guy S Calculating Machines Ltd : Improvements in or relating to calculating machines [11.07%]
  • Patent:GB248959 18.03.1926 Thomas Frederick Stent Edison Swan Electric Co Ltd : Calculating devices [6.71%]
  • Patent:GB253758 24.06.1926 Addison, Herbert (P), William Blaine Luard : An apparatus for the mechanical solution of certain trigonometrical problems [6.67%]
  • Patent:GB254153 01.07.1926 Philip Ray Coursey : Improvements relating to logarithmic calculating-apparatus [25.36%]
  • Patent:GB256903 19.08.1926 Frederick Ainsworth Robinson Lancashire Optical Mfg : Improvements in and relating to circular calculators [27.42%]
  • Patent:GB265752 17.02.1927 Sabatini, Washington (P) : Device for working out calculations in connection with structures of [16.86%]
  • Patent:GB268243 31.03.1927 Frederick Henry Haynes : Calculator for readily determining the relationship between wavelength, inductance and capacity in electrical circuits [40.69%]
  • Patent:GB279356 27.10.1927 Sergius Tanton : Apparatus for converting into the decimal system values calculated in [7.84%]
  • Patent:GB290746 21.05.1928 Ruben Brusch : Calculating cylindrical slide rules with slider [27.93%]
  • Patent:GB291324 31.05.1928 : Improved Ellipsograph [17.39%]
  • Patent:GB292223 14.06.1928 Jonas Harald Faxen : Improvements in and relating to calculating discs [12.86%]
  • Patent:GB326860 24.03.1930 Blezzard, Fred (P) Chas Macintosh and Company Ltd : A new or improved calculating device [16.34%]
  • Patent:GB328455 01.05.1930 Harald, Odegaarden (P) : Improvements in or relating to calculating devices [12.65%]
  • Patent:GB342355 02.02.1931 Dall, Horace Edward (P) & George Kent Ltd : Improvements in Planimeters [6.51%]
  • Patent:GB356434 10.09.1931 Sydney Herbert Stelfox : Improvement in the construction of slide+rules [16.41%]
  • Patent:GB358212 08.10.1931 Eric Cross : Improvements in or relating to calculating devices [6.46%]
  • Patent:GB359578 29.10.1931 Beddington,Thomas Alfred Herbert (P) : Totalisator odds calculator [11.62%]
  • Patent:GB360854 11.11.1931 William Muncaster Lovatt : Wind allowance calculator for use in shooting [15.05%]
  • Patent:GB362770 10.12.1931 Leslie Ernest Brougham : Improvements in or relating to statistical calculating and like machines controlled by mechanical records [15.92%]
  • Patent:GB364298 07.01.1932 Henry Osborne Brierly : Improvements in Slide Rules [10.67%]
  • Patent:GB373630 23.05.1932 Cedric Marrold Gibson : Improvements in or relating to calculating apparatus [16.58%]
  • Patent:GB382242 20.10.1932 Thomas Walter Hall : Improvements relating to calculating devices [16.63%]
  • Patent:GB382589 27.10.1932 Montres Zenith Fab Des : A calculating device for the record diagrams of apparatus recording periods of operation of machines or vehicles [15.02%]
  • Patent:GB393828 15.06.1933 Petschenig, Karl (P) Optische Anstalt C. P. Goerz (P) : Improvements in range and direction calculating apparatus for artillery [16.80%]
  • Patent:GB406488 01.03.1934 Henryk Sonabend : Improvements in and relating to maps [6.83%]
  • Patent:GB412312 28.06.1934 Otto Brachvogel : Improvements in combined tape measures and Slide Rules [6.47%]
  • Patent:GB413308 09.07.1934 Algernon William Dargue, Frederick Lewin Dargue : Improvements in or relating to longitudinal slide+rules [19.43%]
  • Patent:GB414810 16.08.1934 George Ian Young Carfax Cards Ltd : Improved scoring device for card and other games [10.89%]
  • Patent:GB424489 22.02.1935 Richardson, Herbert Winser (P), Richardson, Sidney (P) : Improvements in and relating to devices for facilitating the marking up of scores at bridge or other games [14.74%]
  • Patent:GB424863 01.03.1935 A W Faber Castell (P) : Improvements in or relating to cursors for Slide Rules [21.91%]
  • Patent:GB443689 04.03.1936 Dussel, Cornelis Jan (P) & Pasveer, Jan (P) : Circular Slide Rule [25.74%]
  • Patent:GB464234 14.04.1937 Friedrich Simon : Improvements in or relating to calculating devices [14.27%]
  • Patent:GB466017 18.05.1937 Eric Geoffrey Mcgeorge : A calculating device [15.80%]
  • Patent:GB473659 18.10.1937 Tauno Nykaenen : Apparatus for use in the laying of ordnance [6.33%]
  • Patent:GB504276 24.04.1939 Leslie John Derrington : A scoring device for such games as darts [33.08%]
  • Patent:GB514237 02.11.1939 Riccardo Levi Olivetti (P) S A M O A : Improved impression-device for printing-adding machines [10.68%]
  • Patent:GB529555 22.11.1940 Louis William Johnstone : Improved ready reckoner device [6.50%]
  • Patent:GB530527 13.12.1940 Daemen, Walter (P) : Improvements in or relating to circular Slide Rules [20.49%]
  • Patent:GB534855 20.03.1941 Ben Secker Standard Telephones : Improvements in or relating to Slide Rules [17.23%]
  • Patent:GB549029 03.11.1942 Fred Rick Westerman Rabarts, John Christopher Clifton Vickers Amstrongs Ltd : Improvements in apparatus for the measurement of quantities related to the dimensions of visual impressions [15.41%]
  • Patent:GB557079 03.11.1943 Gower Bouverie Raynor Pimm : Improvements relating to slide-rule calculators [51.53%]
  • Patent:GB557895 09.12.1943 Goudime-Levkovitsch, Paul (P) : Improvements relating to computers of the slide rule type [45.69%]
  • Patent:GB564520 02.10.1944 Clarence Willans Heath Belling and Lee Ltd : A calculating device for performing industrial quality control calculations [32.62%]
  • Patent:GB567395 13.02.1945 John Donald MacLean : Air navigation computor [13.40%]
  • Patent:GB567915 08.03.1945 John Donald MacLean : Improvements in Slide Rules and other calculators [17.67%]
  • Patent:GB569247 15.05.1945 Robert Townend Vickers Electrical Co Ltd : Improvements in computating devices for photography [13.92%]
  • Patent:GB572564 15.10.1945 John Morton Devereux Wood : Improvements in or relating to apparatus for directing gun fire [15.72%]
  • Patent:GB573095 06.11.1945 Ernest Bates : Improvements in or relating to calculators for the solution of triangles [26.54%]
  • Patent:GB573520 23.11.1945 Alexander Bowden Carr : Slide rule for the computation of income tax on earned incomes [7.17%]
  • Patent:GB575332 13.02.1946 Alfred Wilson Sinclair Fraser and Glass Ltd : Improvements in or relating to Slide Rules or calculators [21.36%]
  • Patent:GB578558 03.07.1946 George Marsden MacDonald : Improvements in logarithmic calculators [17.50%]
  • Patent:GB581732 23.10.1946 John Bryant Digby De Mahe : Calculating apparatus [16.78%]
  • Patent:GB582145 06.11.1946 Gerard Francis Wittgenstein : Improvements in and relating to a logarithmic calculator [28.17%]
  • Patent:GB584532 16.01.1947 Dahlberg, Oscar (P) : Improvements in instruments for calculating variations in the altitude of the sun [16.98%]
  • Patent:GB600877 21.04.1948 Arne Blom Bakke E, R Watts and Son Ltd : Improvements in and relating to calculating apparatus [17.23%]
  • Patent:GB627871 17.08.1949 Frederick Edward Lanegan W H Smith and Son Ltd : Improvements in or relating to pinwheel devices for feeding stationery through typewriters and like machines [16.01%]
  • Patent:GB644944 18.10.1950 Manyweathers, Leslie (P) Blundell (P) Rules Ltd : Slide Rule [6.63%]
  • Patent:GB647245 06.12.1950 Ronald Stewart Nunn : Spiral gear calculator [6.76%]
  • Patent:GB649488 24.01.1951 Edric Raymond Brooke : Improvements in calculating apparatus [16.42%]
  • Patent:GB650033 14.02.1951 Batori, Oscar Eugene (P) : Navigational and industrial computer of the slide rule type [15.61%]
  • Patent:GB667706 05.03.1952 : educational Device for teaching multiplication and division [17.73%]
  • Patent:GB682740 12.11.1952 Franz Josef August Huber : True air-speed computer [17.14%]
  • Patent:GB702341 13.01.1954 Richard Siddall, Albert Louis Noblett : Improvements in or relating to draughting means or appliances [9.65%]
  • Patent:GB707487 14.01.1952 Herzstark, Curt (P) : Calculating-apparatus [14.02%]
  • Patent:GB707645 21.04.1954 Olympia (P) Werke West GmbH : Printing mechanisms for calculating and like machines [17.25%]
  • Patent:GB707740 21.04.1954 Harold Alexandre Babington : Improvements in or relating to circular Slide Rules for making calculations relating to speed, time, and distance [27.94%]
  • Patent:GB708867 12.05.1954 Michael John Quillinan : Slide rule [13.74%]
  • Patent:GB714205 25.08.1954 Frederick John Chambers : Improvements in logarithmic computing devices [16.50%]
  • Patent:GB742255 21.12.1955 Continental Silver Co Inc : Improvements in apparatus for calculating the volume, weight, density and/or transitcharge of an object or package [18.02%]
  • Patent:GB778633 10.07.1957 Fred William Hoch : Improvements in or relating to slide-rules [16.32%]
  • Patent:GB782873 11.09.1957 Charles John Broadhurst : Improvements in Slide Rules [12.71%]
  • Patent:GB799404 06.08.1958 Isaac Kleiner : Knitter’s calculating disc [16.55%]
  • Patent:GB808372 04.02.1959 Claude Marsan : Slide rule or similar educational appliance [16.17%]
  • Patent:GB809930 04.03.1959 Farlie, Dennis John Gerald (P) Gen Electric Co Ltd : Improvements in or relating to calculating devices [17.06%]
  • Patent:GB815464 24.06.1959 John Leslie Boyce : A dimension calculator for use in the bending of metal sheet and strip [16.18%]
  • Patent:GB841528 20.07.1960 Harold Alexandre Babbington Bl : Improvements in or relating to instruments of the slide-rule or like type for makingcalculations appertaining to time, speed and distance [16.33%]
  • Patent:GB849233 21.09.1960 Joseph Stephen Shortt : Improved apparatus for calculating intensity of illumination [33.13%]
  • Patent:GB851003 12.10.1960 Harold Alexandre Babbington Bl : Improvements in or relating to calculating instruments of the slide-rule or like type for making calculations relating to speed, time and dis [19.34%]
  • Patent:GB923305 10.04.1963 Thomas John Le Cheminant : A device to measure discounts and profits and for use in sundry other [28.19%]
  • Patent:GB935584 28.08.1963 Sidney Lidderdale Scarlett Armstrong Cork Company Ltd : Improvements in or relating to Slide Rules [6.99%]
  • Patent:GB936130 04.09.1963 Bird, Michael (P) Television Audience Measuremen : Improvements in or relating to calculating instruments [12.36%]
  • Patent:GB955208 15.04.1964 Cameron, James Adam (P) J B and S Lees Ltd : A device for calculating the weight of a coil of strip material [21.76%]
  • Patent:GB971192 30.09.1964 Margit Hickson : Improvements in or relating to slide-rule calculating devices [13.69%]
  • Patent:GB976282 25.11.1964 Kienzle (P) Apparate GmbH : Taximeter or like calculating machine [6.45%]
  • Patent:GB984996 03.03.1965 Cyrille Robert Philippelazare : Improvements in and relating to calculating apparatus [15.84%]
    

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