Drilldown: Patents

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Patents > Year filed: 1870 - 1879 & Tech fields: None & Number of text pages: 1-2

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Office:
Inventors:
James Hartness (2) · Watson F. Quinby (2) · Comte Antoine Apraxine (2)
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Applicant person:
None (9) · James Hartness (2) · Comte Antoine Apraxine (2) · Watson F. Quinby (2)
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None (30) · DE 77 (7) · USPC 244/3.23 (3) · USPC 244/64 (2) · USPC 244/153R (2) · USPC 244/73R (2) · USPC 244/22 (2) · USPC 244/94 (2) · USPC 244/97 (2)
CPCs:
CPC Y10T403/4677 (6) · CPC F16B2200/40 (6) · CPC F16B2/02 (6) · CPC B64C11/04 (6) · CPC B64C27/54 (5) · CPC B64B1/00 (5) · None (4) · CPC B64B1/40 (4) · CPC B64C1/1407 (3) · CPC B64B1/58 (3)
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Showing below up to 81 results in range #1 to #81.

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