Drilldown: Patents

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Patents > Applicant type: None & Family year: 1800 - 1899 & Number of text pages: 2-3

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Inventors:
Otto Lilienthal (4) · Georg Wellner (2) · Claison S. Wardwell (2) · Otto Hartung (2)
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Tech fields:
LTA (28) · propulsion (23) · frame (20) · navigation (16) · propeller (12) · car (11) · balloon (11) · flapping (11) · stability (8) · None (6) · military (6) · rudder (5) · parachute (5) · projectile (4) · kite (4)
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DE 77 (19) · None (9) · USPC 244/28 (4) · USPC 244/153R (3) · USPC 244/16 (3) · USPC 244/30 (2) · USPC 244/3.23 (2) · USPC 244/25 (2) · USPC 244/155R (2) · USPC 244/74 (2) · FR 5 (2) · USPC 89/1.14 (2)
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