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Patents > Office : CA or CH or MX & IPCs: None & Number of text pages: 3-4

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Office: (Click arrow to add another value)
Inventors:
None (2) · Carl Franz Hubert Hertel (2) · Louis Constantin (2) · Nazaire Lacrotte (2) · Carl Wilhelm Paul (2) · Otto Schüle (2) · Dane Hurlburt (2) · Alfred E. Wunderlich (2) · Thomas Sopwith (2)
Inventor country:
Applicant person:
None (12) · Carl Franz Hubert Hertel (2) · Dane Hurlburt (2) · Otto Schüle (2) · Carl Wilhelm Paul (2) · Nazaire Lacrotte (2) · Thomas Sopwith (2) · Alfred E. Wunderlich (2)
Applicant is inventor:
Tech fields:
airplane (20) · propulsion (15) · design (15) · frame (13) · propellers (11) · LTA (10) · stability (8) · wings (7) · Construction (7) · subsystem (6) · balloon (6) · Aerodynamics (5) · navigation (5) · Lift (5) · propeller (5) · rudder (5) · Flapping (5) · Control (5)
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Related to aircraft:
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IPCs: (Click arrow to add another value)
CPCs:
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Cites these patents:
Citations from after 1930:
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