Drilldown: Patents

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Patents > Year filed: 1890 - 1899 & Applicant person: None & Family year: 1800 - 1899 & Number of claims: None

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Inventors:
Paul Nipkow (2) · Hébert (2) · Mark W. Dewey (2) · Rudolf Diesel (2) · Stewart Cairncross (2) · Sumter Beauregard Battey (2) · Otto Lilienthal (2) · Arson (2)
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Tech fields:
propulsion (29) · LTA (28) · navigation (17) · propeller (16) · frame (15) · balloon (13) · None (11) · marine (10) · whole (9) · car (8) · parachute (8) · electricity (6) · compartments (5) · rudder (5) · ascension (4) · kite (4) · safety (4)
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National tech categories:
None (30) · FR 6.3 (23) · GB 4 without buoyant (9) · GB 4 with buoyant (8) · GB 4 propel & steer (7) · DE 77 (5) · GB 4 aërostats (2) · USPC 244/98 (2) · GB 4 motors (2) · USPC 244/153R (2) · GB 4 aëroplanes (2) · GB 123 aero steam generators (2) · DE 77h (2)
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