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