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Patents > IPCs : IPC B643H15/00 or IPC B64C33/00

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Office:
Inventors:
Franz Xaver Wels (3) · Julius Uherkovich de Uherkocz (2) · Lin-Marius Mannent (2) · Richard A. Engler (2) · Henry Mesinger (2)
Inventor country:
Applicant person:
None (3) · Franz Xaver Wels (3) · Julius Uherkovich de Uherkócz (2) · Lin-Marius Mannent (2) · Richard A. Engler (2) · Henry Mesinger (2)
Applicant firm:
Applicant type:
Applicant is inventor:
Tech fields:
flapping (31) · ornithopter (23) · Propulsion (16) · None (15) · frame (14) · wings (13) · design (11) · airplane (11) · stability (10) · hybrid (10) · navigation (9) · human-powered (9) · HTA (8) · lift (6) · propeller (5) · rudder (5) · glider (5) · control (4)
Full specification filed date:
Application number:
None (11)
Granted:
Related to aircraft:
Patent agent:
None (28) · None (4) · Weismann et Marx (4) · Armengaud jeune (3) · E. Blétry (3) · Munn & Co. (2) · W. P. Thompson & Co. (2) · Victor J. Evans (2) · F. N. Gillent (2)
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 84 results in range #1 to #84.

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