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Patents > Assigned to : William B Keep or None & CPCs: CPC B64C33/00

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Office:
Inventors:
Franz Xaver Wels (3) · Rudolph G. Dressler (2) · Melvin David Compton (2) · John Emery Harriman, Jr. (2) · Richard A. Engler (2) · Henry Mesinger (2) · Lin-Marius Mannent (2) · Gotthold Gysi-Jakob (2)
Inventor country:
Applicant person:
None (6) · Franz Xaver Wels (3) · Gotthold Gysi-Jakob (2) · Lin-Marius Mannent (2) · Richard A. Engler (2) · Melvin David Compton (2) · Rudolph G. Dressler (2) · Henry Mesinger (2) · John Emery Harriman, Jr. (2)
Applicant type:
Applicant is inventor:
Tech fields:
flapping (38) · None (33) · ornithopter (33) · propulsion (21) · wings (21) · frame (18) · airplane (17) · hybrid (17) · design (13) · stability (12) · navigation (10) · human-powered (9) · wheels (7) · takeoff (7) · glider (7) · LTA (6) · lift (6) · propeller (6) · rudder (6) · HTA (6)
Full specification filed date:
Application number:
None (17)
Granted:
Related to aircraft:
Patent agent:
None (53) · None (6) · E. Blétry (3) · Armengaud jeune (3) · Weismann et Marx (3) · Munn & Co. (3) · C. Blétry (2) · Lavoix et Mosès (2) · H. B. Willson & Co. (2) · Brandon frères (2) · Victor J. Evans (2) · W. P. Thompson & Co. (2)
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First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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