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Patents > Office: CH & IPCs : IPC B61C9/22 or None

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Inventors:
None (6) · Henri Dufaux (3) · Dane Hurlburt (3) · Armand Dufaux (3) · August Riedinger (2) · Adalbert Plaček (2) · Heinrich Suter (2) · Joseph Wetterwald (2) · George Raymond Lawrence (2) · Louis Blériot (2) · Louis Constantin (2) · Nazaire Lacrotte (2) · Carl Wilhelm Paul (2) · Carl Franz Hubert Hertel (2) · Otto Schüle (2) · Alfred E. Wunderlich (2) · Adrian Baumann (2)
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Applicant person:
None (34) · Dane Hurlburt (3) · Carl Wilhelm Paul (2) · Adrian Baumann (2) · Alfred E. Wunderlich (2) · Adalbert Plaček (2) · Nazaire Lacrotte (2) · Louis Blériot (2) · Otto Schüle (2) · George Raymond Lawrence (2) · Joseph Wetterwald (2) · Carl Franz Hubert Hertel (2)
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Tech fields:
airplane (36) · frame (28) · LTA (28) · design (24) · propulsion (23) · propellers (21) · stability (17) · Wings (14) · subsystem (14) · navigation (13) · propeller (11) · whole (11) · balloon (11) · control (9) · automatic stability (9) · construction (8) · aerodynamics (7) · Safety (6) · flapping (6) · rudder (6)
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Supplementary to patent:
None (55)
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Citations from after 1930:
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