Drilldown: Patents

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Patents > National tech categories : USPC 244/22 or USPC 244/45R & Number of claims: 7-60

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Office:
Inventors:
Charles I. Matson (2) · William Whitney Christmas (2)
Inventor country:
Applicant person:
None (4) · Charles I. Matson (2)
Applicant is inventor:
Tech fields:
frame (15) · None (14) · flapping (13) · airplane (12) · stability (10) · ornithopter (9) · propulsion (7) · rudder (6) · airfoil (6) · navigation (5) · hybrid (4) · propeller (4) · whole (4)
Full specification filed date:
Application number:
None (9)
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Related to aircraft:
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Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 51 results in range #1 to #51.

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