Patent
-
Patent:US209644
01.08.1887 Bill, Edward L. (P) : Adding machine
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Patent:US356561
25.01.1887 C. R. Thompson : Addition Pencil
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Patent:US360118
29.03.1887 B. F. Smith : Adding Machine
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Patent:US360867
12.04.1887 C.E. Emery : Planimeter
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Patent:US362219
03.05.1887 Koch, William (P) Kruse Check and Adding Machine Comp. : Stop device for adding, counting or registering machines
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Patent:US363392
24.05.1887 Georges Henri Huard : Apparatus for transposition of music
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Patent:US363972
31.05.1887 B. F. Smith , Shattuck, Arthur (P) : Adding Machine
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Patent:US364297
07.06.1887 Richardson, James (P) : Adding machine
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Patent:US366945
19.07.1887 Felt, Dorr E. (P) : Adding Machine
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Patent:US367213
26.07.1887 Koch, William (P) Kruse Check and Adding Machine Comp. : Check printing and adding machine
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Patent:US367345
26.07.1887 Koch, William (P) : Machine for printing and adding checks
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Patent:US367346
26.07.1887 Koch, William (P) : Governor for adding, counting and registering machines
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Patent:US367546
02.08.1887 Phillips, George (P) : Adding machine
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Patent:US367625
02.08.1887 A. M. Haynes : Recording Kinemeter
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Patent:US368528
16.08.1887 Grant, George B. (P) : Calculating-machine
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Patent:US369193
30.08.1887 Matthias R. Longacre : Cash register and indicator
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Patent:US369998
13.09.1887 E. W. Vest : Adding Machine
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Patent:US370777
04.10.1887 W. F. Gatewood : Adding Machine
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Patent:US371496
11.01.1887 Felt, Dorr E. (P) : Adding Machine
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Patent:US403900
10.06.1887 Austin, Samuel E. : Adding-machine