Patente aus den USA 1909
- Patent:US909621 12.01.1909 S. R. Lamb : Calculating Device
- Patent:US909786 12.01.1909 Hallwood, Henry S. Annie Hallwood : Cash-register
- Patent:US1204524 15.01.1909 Wetmore, Charles : Computing Machine
- Patent:US909866 19.01.1909 Carrol, Thomas NCR : Keyboard mechanism for registering-machines
- Patent:US909867 19.01.1909 Carrol, Thomas NCR : Keyboard mechanism for registering-machines
- Patent:US910690 26.01.1909 Charles P. Kettering NCR : Driving mechanism for registering machines
- Patent:US910749 26.01.1909 Vincent, Jesse Gurney Burroughs Adding Machine Comp. : Adding machine
- Patent:US910806 26.01.1909 Thomas J. Falvey : Attachment for calculating-machines
- Patent:US912729 16.02.1909 Quentell, William Prehn : Calculating Machine
- Patent:US913124 23.02.1909 F. I. Goodenow : Computing Counter Measure
- Patent:US913738 02.03.1909 Oscar C. Kreis Burroughs Adding Machine Comp. : Carriage mechanism for adding machines
- Patent:US913859 02.03.1909 Ferdinand J. Tillman : Calculating attachment for type-writing machines
- Patent:US913860 02.03.1909 Vincent, Jesse Gurney Burroughs Adding Machine Comp. : Adding machine
- Patent:US914056 02.03.1909 C. A. Longwell : Discount Machine
- Patent:US914439 09.03.1909 Meilicke, Carl Arno : Calculating machine
- Patent:US914764 09.03.1909 M. Unger : Automatic Weight and Cost Scale
- Patent:US915620 16.03.1909 G. R. & W. L. Meloney : Milk Weighting Scale
- Patent:US915910 23.03.1909 Clifford van Horne : Table
- Patent:US1012976 25.03.1909 Bordt, Adolf : Adding-machine
- Patent:US916563 30.03.1909 Frank J. Kristofek Meek Comp. : Calculator
- Patent:US916589 30.03.1909 William H. Pike, Jr. : Recording mechanism
- Patent:US917134 06.04.1909 Lorenze D. Roberts : Calculating-machine
- Patent:US917547 06.04.1909 S. F. Connolly & V. Osborne : Planimeter
- Patent:US918176 13.04.1909 C. & C. A. Lory : Water Meter
- Patent:US997068 19.04.1909 Lemaignen, Robert Bertin Auguste : Zeroizing mechanism
- Patent:US918529 20.04.1909 Gardner, Clyde : Recording mechanism
- Patent:US918766 20.04.1909 J. C. McLeland : Calculating Machine
- Patent:US919590 27.04.1909 George William Katzung : Counting-machine
- Patent:US919656 27.04.1909 Vincent, Jesse Gurney White, Nelson Burroughs Adding Machine Comp. : Adding and Listing Machine
- Patent:US920025 27.04.1909 F. N. Connet : Integrating Device and Recording Manometer
- Patent:US920110 04.05.1909 Cleal, Joseph P., McCauley, Alvan NCR : Cash-register
- Patent:US920497 04.05.1909 Rudolph C. Smith : Calculating-scale
- Patent:US920840 04.05.1909 Dreyfus, Armand Albert Abraham und Levy, Alfred Henry Victor : Calculating Machine
- Patent:US922465 25.05.1909 R. H. Fenn : Calculating Device
- Patent:US922547 25.05.1909 Vincent, Jesse G. Burroughs Adding Machine Co. : Line and column gage for adding-machines
- Patent:US922559 25.05.1909 Herbert D. Bolton Elliott-Fisher Comp. : Combined type-writing and calculating machine
- Patent:US923013 25.05.1909 Brandt, Edward J. Edward J. Brandt-Dent Comp. : Coin delivery machine
- Patent:US923857 08.06.1909 Kettering, Charles NCR : Mechanical clutch
- Patent:US923981 08.06.1909 J. M. Mason : Calculator
- Patent:US924058 08.06.1909 Louis E. Graves : Calculating device for electrical data
- Patent:US924066 08.06.1909 Charles H. Herzog Adder Machine Comp. : Calculating-machine
- Patent:US924118 08.06.1909 Vincent, Jesse Gurney Russell E. Benner Burroughs Adding Machine Comp. : Adding and listing machine
- Patent:US924256 08.06.1909 A. J. Meier : Calculating Machine
- Patent:US924264 08.06.1909 McFarland, Charles Numan Adder Machine Comp. : Adding machine
- Patent:US924298 08.06.1909 A. D. Ward : Calculating Machine
- Patent:US924320 08.06.1909 Cheape, John Albert Simplex Adder Comp. : Adding device
- Patent:US925636 22.06.1909 Thomas Nelson Horner : Register
- Patent:US925805 22.06.1909 Gooch, Claiborne Burroughs Adding Machine Comp. : Adding and listing machine
- Patent:US926151 29.06.1909 Vincent, Jesse Gurney : Adding Machine
- Patent:US926738 06.07.1909 De Witt C. Gray : Adding and Recording Machine
- Patent:US927338 06.07.1909 F. W. Durand : Planimeter
- Patent:US927452 06.07.1909 A. C. Cornelison : Calculating Machine
- Patent:US927838 13.07.1909 William L. Dench Elliott-Fisher Comp. : Variable automatic spacing mechanism for combined type writing and adding machines
- Patent:US928083 13.07.1909 Trinks, Franz : Calculating machine
- Patent:US928268 20.07.1909 Muzzy, William H. NCR : Distant register
- Patent:US928873 20.07.1909 Albert J. Meier Duplex Adding Machine Comp. : Calculating machine
- Patent:US928981 27.07.1909 Kilpatrick, William J. Burroughs Adding Machine Comp. : Adding machine
- Patent:US929056 27.07.1909 Vincent, Jesse Gurney Burroughs Adding Machine Comp. : Carriage mechanism for adding machines
- Patent:US929317 27.07.1909 Adolphus G. Meier Duplex Adding Machine Comp. : Calculating machine
- Patent:US929675 03.08.1909 Charles F. Laganke Elliott-Fisher Comp. : Variable spacing mechanism for combined type writing and calculating machines
- Patent:US930211 03.08.1909 Alexander Monachimoff : Calculating machine
- Patent:US930408 10.08.1909 Nelson, L. M. : Proportion Dividers
- Patent:US931144 17.08.1909 Ramsdell, Lyndon O. Peabody Leather Machinery Comp. : Machine for measuring surface areas
- Patent:US931274 17.08.1909 F. N. Connet : Dynamometer
- Patent:US931774 24.08.1909 H. L. E. Krueger : Measuring Instrument
- Patent:US932255 24.08.1909 Dreyfus, Armand Albert Abraham und Levy, Alfred Henry Victor : Calculating machine
- Patent:US933486 07.09.1909 Carl L. Nelson : Calculating Machine
- Patent:US934994 28.09.1909 Carroll, Thomas NCR : Cash-registers
- Patent:US935565 28.09.1909 Trinks, Franz : Calculating machine
- Patent:US936087 05.10.1909 Roy L. Burd Burroughs Adding Machine Comp. : Adding machine
- Patent:US936942 12.10.1909 Robert Rein : Carrying mechanism
- Patent:US937863 26.10.1909 R. J. Roberts : Flexible Slide Rule
- Patent:US938527 02.11.1909 Edward J. Von Pein NCR : Cash-register
- Patent:US938532 02.11.1909 Wetmore, Charles Comptograph Comp. : Actuating mechanism for adding machines
- Patent:US938550 02.11.1909 J. Bricken : Calculating Machine
- Patent:US938737 02.11.1909 Aberle, Edward : Computing-Table
- Patent:US938790 02.11.1909 Robert Rein : Calculating machine
- Patent:US939221 09.11.1909 J. M. Daly : Computing Machine
- Patent:US939222 09.11.1909 J. M. Daly : Tonnage Equating Machine
- Patent:US939289 09.11.1909 Muzzy, William NCR : Cash-register
- Patent:US940708 23.11.1909 McFarland, Charles Numan Adder Machine Comp. : Keyboard locking mechanism for adding machines
- Patent:US940758 23.11.1909 Wales, Charles : Adding machine
- Patent:US940766 23.11.1909 White, Nelson Adder Machine Comp. : Lock for numeral-wheels for adding-machines
- Patent:US941004 23.11.1909 Brandt, Edward J. Brandt Cashier Comp. : Calculating implement
- Patent:US941005 23.11.1909 Edward J. Brandt Brandt Cashier Comp. : Designating, recording and registering mechanism
- Patent:US943514 14.12.1909 J. Bricken : Calculating Machine
- Patent:US943718 21.12.1909 Clifford van Horne : Table
- Patent:US943779 21.12.1909 George Wilson Goss Charles M. Acrey : Calculator
- Patent:US943984 21.12.1909 Meilicke, Carl Arno : Calculating Machine
- Patent:US944218 21.12.1909 P. W. Sommer : Calculating Device
- Patent:US944437 28.12.1909 Ebenezer Hill, Jr. : Tide-set-calculating instrument for navigators
- Patent:US944762 28.12.1909 Tobias Baeuerle Firma Math. Bäuerle : Calculating machine
- Patent:US944841 28.12.1909 A. Bollinger & A. &. E. Landry : Calculating Machine
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