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Patents > National tech categories : DE 77h.5 or USPC 244/80 or USPC 244/90R & CPCs: CPC B64C13/00

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Office:
Inventors:
Anton Flettner (11) · John P. Tarbox (2) · Alexander Graham Bell (2) · Robert Esnault-Pelterie (2) · Orville Wright (2)
Inventor country:
Applicant person:
Anton Flettner (11) · None (4) · Robert Esnault-Pelterie (2)
Applicant is inventor:
Tech fields:
airplane (22) · control (21) · None (20) · stability (12) · navigation (12) · frame (9) · rudder (6) · steering (5) · wings (4) · automatic stability (4) · aileron (4) · aerodynamics (3) · design (3)
Full specification filed date:
Application number:
None (12)
Granted:
Publication date:
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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