Drilldown: Patents

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Patents > Inventor country : NO or US & Applicant firm: None & Grant date: 1870 - 1879 & Related to aircraft : 1 or Yes or marine or mooring

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Office:
Inventors:
James Hartness (2) · James J. Pennington (2) · Watson F. Quinby (2) · John B. Ward (2)
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Tech fields:
LTA (20) · propulsion (16) · propeller (7) · frame (6) · flapping (6) · airplane (6) · Human-powered (5) · marine (5) · car (5) · navigation (5) · balloon (5) · kite (4) · cargo (3) · stability (3) · landing (3)
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National tech categories:
None (9) · USPC 244/22 (2) · USPC 244/64 (2) · USPC 244/94 (2) · USPC 244/28 (2) · USPC 244/97 (2) · USPC 244/153R (2)
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Citations from after 1930:
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