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Patents > IPCs : IPC B64C33/00 or IPC G01P3/36 & Number of diagram pages: 1-3

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Office:
Inventors:
Franz Xaver Wels (3) · Wolfgang Kreuter (2) · Otto E. Lindpaintner (2) · Lin-Marius Mannent (2) · Henry Mesinger (2) · Oscar Alvin Danielson (2) · Julius Uherkovich de Uherkócz (2)
Inventor country:
Applicant person:
None (8) · Franz Xaver Wels (3) · Otto E. Lindpaintner (2) · Lin-Marius Mannent (2) · Julius Uherkovich de Uherkócz (2) · Henry Mesinger (2) · Wolfgang Kreuter (2)
Applicant is inventor:
Tech fields:
flapping (31) · ornithopter (19) · airplane (15) · propulsion (15) · navigation (13) · frame (11) · stability (10) · wings (10) · hybrid (9) · instrument (9) · design (8) · Human-powered (8) · speedometer (7) · subsystem (6) · HTA (6) · lift (5) · glider (4) · control (4)
Full specification filed date:
Application number:
None (15)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (20) · E. Blétry (3) · None (3) · Weismann et Marx (3) · Armengaud jeune (3) · W. P. Thompson & Co. (2) · Herbert H. Thompson (2) · F. N. Gillent (2) · Munn & Co. (2)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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