Drilldown: Patents

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Patents > Grant date: 1870 - 1879 & Number of diagram pages: 1-4

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Office:
Inventors:
Comte Antoine Apraxine (2) · James Hartness (2) · Watson F. Quinby (2)
Inventor country:
Applicant person:
None (12) · Watson F. Quinby (2) · Comte Antoine Apraxine (2) · James Hartness (2)
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Applicant is inventor:
Tech fields:
LTA (23) · Propulsion (20) · propeller (12) · navigation (9) · frame (7) · balloon (7) · marine (7) · flapping (7) · human-powered (6) · projectile (6) · military (6) · car (5) · hybrid (4) · airplane (4) · hand tools (4) · None (4)
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National tech categories:
None (27) · DE 77 (4) · USPC 244/3.23 (3) · USPC 244/119 (2) · USPC 416/194 (2) · USPC 416/112 (2) · USPC 244/97 (2) · USPC 244/94 (2) · USPC 244/73R (2) · USPC 244/28 (2) · USPC 244/26 (2) · USPC 244/22 (2) · USPC 244/153R (2) · USPC 244/64 (2)
CPCs:
CPC B64C27/54 (7) · CPC B64B1/00 (7) · CPC Y10T403/4677 (5) · CPC B64C11/04 (5) · CPC F16B2200/40 (5) · CPC F16B2/02 (5) · CPC B64B1/40 (4) · CPC B64C39/005 (3) · CPC B64C11/00 (3) · CPC B64C1/1407 (3) · CPC B64C11/006 (3) · CPC F03D11/00 (3) · CPC B64C33/02 (3) · CPC A63B71/0672 (3) · CPC F01D5/06 (3) · CPC Y02E10/74 (3)
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Cites these patents:
Citations from after 1930:
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