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Patents > National tech categories : DE 77h.5 or USPC 244/90R & CPCs : CPC B64C13/00 or CPC B64C2700/6256

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Office:
Inventors:
Anton Flettner (11) · Alexander Graham Bell (2) · Robert Esnault-Pelterie (2)
Inventor country:
Applicant person:
Anton Flettner (11) · None (4) · Robert Esnault-Pelterie (2)
Applicant is inventor:
Tech fields:
airplane (21) · control (20) · None (18) · navigation (11) · stability (10) · frame (9) · rudder (6) · wings (4) · steering (4) · aileron (4) · automatic stability (3) · aerodynamics (3) · design (3) · adjudicated (2) · wheels (2) · piloting (2) · lift (2) · landing (2) · airfoil (2) · construction (2)
Full specification filed date:
Application number:
None (11)
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 text pages:
Number of diagram pages:

Showing below up to 59 results in range #1 to #59.

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