Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & Granted: Yes & Number of claims: 3

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Office:
Inventors:
Eleazer Kempshall (2) · August Riedinger (2)
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Tech fields:
LTA (15) · navigation (14) · propulsion (9) · frame (8) · stability (5) · balloon (5) · parachute (4) · gas (4) · flapping (4) · fabric (4) · electricity (4) · design (4) · military (4) · None (4) · car (4) · propeller (4) · takeoff (4)
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