Drilldown: Patents

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Patents > Year filed: 1860 - 1869 & Grant date: 1800 - 1899 & Number of diagram pages: 1

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Office:
Inventors:
William H. Holland (3) · Watson F. Quinby (2)
Inventor country:
Applicant person:
None (4) · William H. Holland (3) · Watson F. Quinby (2)
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Tech fields:
projectile (12) · military (12) · marine (11) · LTA (9) · propulsion (7) · propeller (6) · navigation (5) · paddle wheel (5) · kite (4) · flapping (4) · balloon (4) · churn (3) · paddle-wheel (3) · car (3) · windmill (3)
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Related to aircraft:
National tech categories:
None (16) · USPC 244/3.23 (10) · USPC 416/194 (5) · USPC 244/153R (3) · USPC 244/127 (2) · USPC 244/64 (2)
First filing:
Cites these patents:
Citations from after 1930:
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