Patente aus den USA 1969
- Patent:US3419962 07.01.1969 Warner Louis A : Calculating Device
- Patent:US3419972 07.01.1969 J. A. Kitzinger : Educational Aid ...
- Patent:US3420438 07.01.1969 Gosta R. Englund Mats E. Mattsson Svenska Dataregister AB : Tens transfer assembly
- Patent:US3423018 21.01.1969 Gassino, Teresio Olivetti : Ten Key Calc Mach Adapted to Effect Multiplications as Well as Divisions
- Patent:US3426676 11.02.1969 Alfred Zielke Elmeg Elcktro Mechanik GmbH : Decimal point or comma printing means in multi-cipher digital printers
- Patent:US3427740 18.02.1969 Heskes, Jacob : Perpetual calendar
- Patent:USD217911 24.02.1969 Herold, Willy : Abacus
- Patent:US3429503 25.02.1969 Gross : Cash Registers and Like Adding Machines
- Patent:US3431401 04.03.1969 Louis E. Zurbuchen Freeland R. Goldammer NCR : Programable function control mechanism for business machines
- Patent:US3432093 11.03.1969 C. E. Berry : Navigation Instrument
- Patent:US3432094 11.03.1969 Metschnabel, Andreas Diehl : Four-Species Calculating Machine
- Patent:US3432927 18.03.1969 Earl W. Springer : Turn computer
- Patent:US3432942 18.03.1969 Charles W. Jack Executive Line, Inc. : Conversion device
- Patent:US3433406 18.03.1969 Wilkam L. Carter : Calorie-gram indicator and alarm
- Patent:US3433407 18.03.1969 William L. Carter : Weight control aid
- Patent:US3434658 25.03.1969 S. Goldstein : Rotary Indicator
- Patent:US3435543 01.04.1969 J. W. Slemmons : Numerical Storage and Computing Device
- Patent:US3436012 01.04.1969 Stephenson Barbera : Kitchen Calculator And Method For Use
- Patent:US3436014 01.04.1969 R. P. Ochonicky : Heater Calculator
- Patent:US3436015 01.04.1969 Carson Bradford : Mechanical computer and plot board
- Patent:US3437268 08.04.1969 R. S. White : Mathematical Averaging Apparatus
- Patent:US3439872 22.04.1969 Higgins, John H. : Classifying apparatus
- Patent:US3439979 22.04.1969 Morgan Loran B Loran B Morgan : Calculator Means For Fitting Contact Lenses
- Patent:US3441208 29.04.1969 S. Goldstein : Slide Rule
- Patent:US3442447 06.05.1969 E. D. Proctor : Fluid Signal Code Converter
- Patent:US3443331 13.05.1969 Davis, Edward L. : Perpetual calendar machine
- Patent:US3443749 13.05.1969 H. Cimetta : Slide Rule
- Patent:US3443750 13.05.1969 J. J. Slavin et al : Cumulative Voting Indicator
- Patent:US3446433 27.05.1969 Tibbetts, Ernest Burroughs : Pushbutton Calculator
- Patent:US3447243 03.06.1969 Ismael Diaz-Espara : Ellipsograph
- Patent:US3448254 03.06.1969 Jacobus Verhoeff Anker-Werke AG : Data checking system
- Patent:US3451616 24.06.1969 Gassino, Teresio Olivetti : Automatic Shortcut Multiplication Device for a Calc Mach
- Patent:US3451617 24.06.1969 Grip, Erik Konrad Facit : Printing Calculating Machines
- Patent:US3451618 24.06.1969 René F. Lucas Burroughs Corp. : Ten key multiplying machine
- Patent:US3451619 24.06.1969 Norman R. Buck Westinghouse Air Brake Comp. : Check digit calculator
- Patent:USD214508 24.06.1969 J. A. Joffe : Slidable Card Locator Map
- Patent:US3455033 15.07.1969 Han Bing-Hou Bing Hou Han : Ball Calculator
- Patent:US3455034 15.07.1969 A. F. Schott : Mathematics Teaching Tool
- Patent:US3456877 22.07.1969 Michael S. Juhas Veeder Industries Inc. : Counting mechanism
- Patent:US3457393 22.07.1969 Royston A. Stubbs Derek J. Kidd Her Majesty the Queen in right of Canada as represented by the Minister of National Defence : Analog decompression computing device
- Patent:US3458124 29.07.1969 Barozzi, Gianpiero, Horeschi, Giancarlo Citizen Watch Co. : Printing device with zero-position selecting mechanism
- Patent:US3458125 29.07.1969 Gang, Herman Monroe : Programming Means for Calculators
- Patent:US3459371 05.08.1969 Helmut Bresslein Klaus Korte Olympia Werke AG : Arresting mechanism for result printer in calculator having multiplication facility
- Patent:US3461564 19.08.1969 R. M. OMalley : Ellipse Forming Compass
- Patent:US3461572 19.08.1969 A. D. Schhmidt et al. : Instructional Device
- Patent:USD215004 19.08.1969 K. Ootu : Abacus
- Patent:USD215075 26.08.1969 E. J. Crossland, F. L. Walters and D. Randall : Portable Voting Booth
- Patent:US3464623 02.09.1969 Busch, Richard Sperry Rand Corp : Control Mechanism For Calculating Machine
- Patent:US3465611 09.09.1969 Yoshiyuki Nakazima Ken Kozasa Citizen Watch Co. : Dual totaling mechanism for adding machines
- Patent:US3467307 16.09.1969 H. O. Levitt : Scaling and Calculating Instrument
- Patent:US3468478 23.09.1969 E. D. Dunn : Precision Slide Rule Computing Mechanism
- Patent:US3468480 23.09.1969 Fujishima Akira, Okuda Makoto Maruzen Sewing Machine : Calculating Machine
- Patent:US3469319 30.09.1969 H. Iravani : Ellipse Circle Drawing Instrument
- Patent:US3469776 30.09.1969 Alfred Hesse Heinz Focken Wolfgang Bindel Olympia Werke AG : Pin carriage for calculators
- Patent:US3471084 07.10.1969 J. S. Titus : Trigonometric Aeronautical Computer
- Patent:US3471086 07.10.1969 Soupenne, Henri Compagnie des Compteurs : Zero-setting device
- Patent:US3472117 14.10.1969 C. W. Iverson et al. : Musical Playing Aid
- Patent:USD215633 14.10.1969 I. G. Laws : Combined Storage Container and Voting Enclosure
- Patent:US3473731 21.10.1969 J. J. Kurland : Speed Register
- Patent:US3473732 21.10.1969 Kato : Calculator
- Patent:US3474957 28.10.1969 Korte Klaus, Bresslein Helmut Olympia : Actuating Mechanism For Result Key In Calculator Having Multiplication Facility
- Patent:USD215764 28.10.1969 R. C. Hutchinson : Casing for Credit Card Verification System
- Patent:US3476312 04.11.1969 Reginald R. Gallant Robert M. Loftus Olivetti Underwood Corp. : Overdraft signal controlling devices
- Patent:US3476313 04.11.1969 Sundstrand, Oscar Victor : Calculating Machine With Short Cut Multiplication
- Patent:US3589598 04.11.1969 Suif, Fernand Topnit : Pocket adding machine
- Patent:USD215893 04.11.1969 Boothby Olympia : Housing for a Calculating Machine
- Patent:US3477640 11.11.1969 Henes Monroe : Division Terminating Mechanism
- Patent:US3478858 18.11.1969 Tibor Arvai Sperry Rand Corp. : Inking mechanism for calculators and like machines
- Patent:US3478959 18.11.1969 Gerhard Rethmeier Anker Werke AG : Controls for business machines such as book-keeping machines and the like
- Patent:US3481452 01.12.1969 Anthony G. Pickios : PICKIOS DRAFTSMAN KIT
- Patent:US3481536 02.12.1969 Clary, John Addmaster Corp : Stop Pin Retracting Means For Ten Key Calculating Machine
- Patent:US3481537 02.12.1969 Welch Norman Floyd Norman Floyd Welch : Easy Calculator
- Patent:US3483620 16.12.1969 Miller Robert R Precision Metalsmiths Inc : Coordinate Calculator
- Patent:US3484041 16.12.1969 Grip, Erik Konrad Facit : Arithmetic Unit for Calc Mch of the Ten Button Key Set Type
- Patent:US3484042 16.12.1969 Hoffmeister, Ernest W : Calculating Device
- Patent:US3485447 23.12.1969 W.Volk : Slide Rule
- Patent:US3570759 23.12.1969 HESSE, ALFRED; BINDEL, WOFGANG, Keiter, Alfred Olympia : Switching Mechanism
- Patent:US3486691 30.12.1969 Arturo J. Rodriguez : Fertility cycle indicator
- Patent:US3584780 30.12.1969 Citizen : COLUMN CARRYING MECHANISM IN CALCULATAING MACHINE AND THE LIKE APPARATUS
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