Drilldown: Patents

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Patents > Inventor country: US & Grant date: 1870 - 1879 & Granted: Yes

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Office:
Inventors:
None (2) · Lincoln A. Merriam (2) · Watson F. Quinby (2) · James Hartness (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (16) · Watson F. Quinby (2) · James Hartness (2)
Applicant firm:
Applicant type:
Applicant is inventor:
Tech fields:
propulsion (19) · LTA (18) · propeller (11) · projectile (9) · military (9) · marine (9) · None (7) · navigation (7) · frame (6) · flapping (6) · car (5) · windmill (5) · airplane (5) · balloon (5) · human-powered (5) · windmills (5) · kite (4) · hand tools (4) · paddle-wheel (4)
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Related to aircraft:
National tech categories:
None (36) · USPC 244/3.23 (5) · USPC 416/139 (3) · USPC 416/194 (2) · USPC 244/73R (2) · USPC 244/64 (2) · USPC 244/51 (2) · USPC 416/112 (2) · USPC 244/28 (2) · USPC 244/26 (2) · USPC 416/121 (2) · USPC 244/153R (2) · USPC 244/22 (2) · USPC 244/94 (2)
CPCs:
CPC B64C27/54 (7) · CPC B64B1/00 (7) · CPC Y02E10/74 (6) · CPC B64C11/006 (6) · None (5) · CPC F16B2/02 (5) · CPC F16B2200/40 (5) · CPC B64C11/04 (5) · CPC F03D3/00 (5) · CPC Y10T403/4677 (5) · CPC B64C11/346 (4) · CPC B63H1/04 (4)
First filing:
Cites these patents:
Citations from after 1930:
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