Drilldown: Patents

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Patents > Patent agent: None & First filing: No & Number of figures: 6

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Office:
Inventors:
None (5) · Boo Henning Wallin (3) · Emil Lehmann (3) · Joseph Wetterwald (2) · Nazaire Lacrotte (2)
Inventor country:
Applicant person:
None (8) · Boo Henning Wallin (3) · Emil Lehmann (3) · Joseph Wetterwald (2) · William John Hastings Beach (2) · Nazaire Lacrotte (2)
Applicant is inventor:
Tech fields:
airplane (23) · Design (16) · Frame (12) · Construction (11) · stability (11) · propellers (11) · Wings (10) · subsystem (9) · Aerodynamics (9) · LTA (7) · control (7) · propulsion (6) · airship (6) · automatic stability (6) · landing (5) · Gliders (5) · wheels (5) · whole (5)
Full specification filed date:
Granted:
Supplementary to patent:
None (24) · Patent DE-1898-126955 (2) · Patent NZ-1909-26981 (2)
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Cites these patents:
Citations from after 1930:
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