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Patents > CPCs : CPC B64C2700/6274 or CPC B64C33/02 & Number of claims: 9-40

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Office:
Inventors:
James Dennis Roots (2) · John Emery Harriman, Jr. (2) · Hermann Hassenbach (2) · Charles I. Matson (2)
Inventor country:
Applicant person:
John Emery Harriman, Jr. (2) · James Dennis Roots (2) · Hermann Hassenbach (2) · Charles I. Matson (2)
Applicant type:
Applicant is inventor:
Tech fields:
Flapping (15) · ornithopter (13) · None (12) · Frame (10) · propulsion (7) · landing (5) · stability (4) · navigation (4) · rudder (4) · Airplane (3) · Whole (3) · Design (3) · wheels (3) · airfoil (3) · takeoff (3) · LTA (3) · Hybrid (3)
Full specification filed date:
Application number:
None (4)
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First filing:
Citations from after 1930:
Number of diagram pages:

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