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Patents > Year granted: 1890 - 1899 & First filing: No & Number of diagram pages: 1-2

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Inventors:
Dr. Bernhard Reinhard Beenen (3) · Konstantin Danilewsky (2) · Rudolf Chillingworth (2) · Gustav Fricke (2) · Thomas Mortimer Crepar (2) · August Riedinger (2) · F. Gaebert (2) · Joseph Hofmann (2) · Ferdinand von Zeppelin (2)
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LTA (40) · propulsion (22) · balloon (19) · frame (18) · propeller (14) · navigation (13) · car (13) · hybrid (10) · rudder (9) · Design (8) · stability (8) · parachute (6) · electricity (6) · airplane (6) · flapping (6) · marine (5) · human-powered (5) · Helicopter (5) · wheels (5) · None (5)
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