Drilldown: Patents

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Patents > Applicant firm: None & Assigned to: None & IPCs: IPC B64C33/00

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Office:
Inventors:
Franz Xaver Wels (3) · Julius Uherkovich de Uherkócz (2) · Richard A. Engler (2) · Gotthold Gysi-Jakob (2) · Lin-Marius Mannent (2) · Henry Mesinger (2)
Inventor country:
Applicant person:
Franz Xaver Wels (3) · Richard A. Engler (2) · Julius Uherkovich de Uherkócz (2) · Henry Mesinger (2) · Lin-Marius Mannent (2) · Gotthold Gysi-Jakob (2)
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Applicant is inventor:
Tech fields:
flapping (34) · ornithopter (30) · propulsion (20) · None (14) · wings (14) · frame (12) · stability (11) · airplane (11) · design (10) · hybrid (10) · navigation (9) · human-powered (9) · HTA (6) · glider (6) · lift (6) · rudder (5) · propeller (4)
Full specification filed date:
Application number:
None (9)
Granted:
Related to aircraft:
Patent agent:
None (27) · none (5) · E. Blétry (3) · Armengaud jeune (3) · Weismann et Marx (3) · W. P. Thompson & Co. (2) · Victor J. Evans (2) · F. N. Gillent (2) · Munn & Co. (2)
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Cites these patents:
Citations from after 1930:
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