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Patents > Supplementary to patent: None & IPCs : IPC B64C33/00 or IPC B64C39/08

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Office:
Inventors:
Richard A. Engler (2) · João Gouveia (2)
Inventor country:
Applicant person:
None (8) · Richard A. Engler (2)
Applicant type:
Applicant is inventor:
Tech fields:
flapping (24) · airplane (19) · ornithopter (16) · propulsion (15) · frame (14) · design (10) · stability (10) · navigation (9) · rudder (9) · wings (8) · human-powered (7) · HTA (6) · control (6) · hybrid (6) · propeller (5) · Lift (5)
Full specification filed date:
Application number:
None (11)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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