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Patents > IPCs : IPC B64C31/00 or IPC B64C33/00 & Number of claims: 0-20

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Office:
Inventors:
Franz Xaver Wels (3) · William Franklin Fleharty (2) · Lin-Marius Mannent (2) · Gotthold Gysi-Jakob (2) · Julius Uherkovich de Uherkócz (2) · Richard A. Engler (2) · Henry Mesinger (2) · Watson F. Quinby (2) · Frank Ernest Jackson (2) · Ferdinand Lischtiak (2)
Inventor country:
Applicant person:
None (3) · Franz Xaver Wels (3) · Julius Uherkovich de Uherkócz (2) · Richard A. Engler (2) · Lin-Marius Mannent (2) · Henry Mesinger (2) · Gotthold Gysi-Jakob (2) · Frank Ernest Jackson (2) · Watson F. Quinby (2) · William Franklin Fleharty (2)
Applicant type:
Applicant is inventor:
Tech fields:
flapping (34) · ornithopter (28) · kite (24) · frame (21) · propulsion (17) · wings (14) · stability (13) · None (12) · Human-powered (12) · hybrid (11) · airplane (10) · design (9) · navigation (9) · HTA (7) · parachute (7) · fun (6) · glider (6) · propeller (5) · lift (4) · rudder (4)
Full specification filed date:
Application number:
None (35)
Granted:
Related to aircraft:
Patent agent:
None (30) · None (8) · Munn & Co. (4) · E. Blétry (3) · Armengaud jeune (3) · F. N. Gillent (2) · C. A. Snow & Co. (2) · Victor J. Evans (2) · W. P. Thompson & Co. (2) · Weismann et Marx (2)
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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