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Patente aus den USA 1907

 US00842232 (espacenet),  US00842232 (uspto) 29.01.1907 C. N. McFarland Adding Machine
 US00842763 (espacenet),  US00842763 (uspto) 29.01.1907 H. Burg Cryptographic Machine
 US00843944 (espacenet),  US00843944 (uspto) 12.02.1907 R. L. Hibbard Calculating Device
 US00844195 (espacenet),  US00844195 (uspto) 12.02.1907 E. McC. Scoville Planimeter
 US00844505 (espacenet),  US00844505 (uspto) 19.02.1907 S. H. Drysdale Adding Machine
 US00844536 (espacenet),  US00844536 (uspto) 19.02.1907 H. U. Prindle Extensible Rule an Calipers
 US00845276 (espacenet),  US00845276 (uspto) 26.02.1907 J. Swart Adding Machine
 US00845463 (espacenet),  US00845463 (uspto) 26.02.1907 H. T. Hincks Slide Rule
 US00845753 (espacenet),  US00845753 (uspto) 05.03.1907 E. L. Campbell Plotting Instrument
 US00847904 (espacenet),  US00847904 (uspto) 19.03.1907 F. K. Caswell Spring Load Computer
 US00853543 (espacenet),  US00853543 (uspto) 14.05.1907 Felt, Dorr E. & C. P. Wetmore Tabulating Machine
 US00856360 (espacenet),  US00856360 (uspto) 11.06.1907 G. Nahlik Apparatus Ffor Addition
 US00858548 (espacenet),  US00858548 (uspto) 02.07.1907 J. G. Vincent Adding Machine
 US00859552 (espacenet),  US00859552 (uspto) 09.07.1907 E. S. Ensign Calculating Machine
 US00861268 (espacenet),  US00861268 (uspto) 30.07.1907 G. Coradi Planimeter for Measuring the Areas of Leather, Hides, &c
 US00861303 (espacenet),  US00861303 (uspto) 30.07.1907 G. H. Morse Calculating Machine
 US00861541 (espacenet),  US00861541 (uspto) 30.07.1907 F. Rieck Calculating Stand
 US00861861 (espacenet),  US00861861 (uspto) 30.07.1907 J. T. Kelly Ellipsograph
 US00864455 (espacenet),  US00864455 (uspto) 27.08.1907 J. Degen Drawing Instrument
 US00864770 (espacenet),  US00864770 (uspto) 03.09.1907 J. E. Carroll Computing Machine
 US00865808 (espacenet),  US00865808 (uspto) 10.09.1907 B. F. Stump Calculating Machine
 US00866298 (espacenet),  US00866298 (uspto) 17.09.1907 W. C. Paris Adding Machine
 US00869241 (espacenet),  US00869241 (uspto) 29.10.1907 E. C. Hillyer Game Counter
 US00872021 (espacenet),  US00872021 (uspto) 26.11.1907 D. W. Shiek Computing Machine
 US00874107 (espacenet),  US00874107 (uspto) 17.12.1907 C. N. McFarland Digit Repeating Mechanism for Adding Machines

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