Drilldown: Patents

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Patents > National tech categories : USPC 244/22 or USPC 416/234

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Office:
Inventors:
Frederick William Brearey (2) · Bartholomew Connolly (2) · Julius Uherkovich de Uherkócz (2) · Ruter William Springer (2) · Charles I MATSON (2)
Inventor country:
Applicant person:
None (3) · MATSON Charles I (2) · Bartholomew Connolly (2) · Julius Uherkovich de Uherkócz (2) · Ruter William Springer (2)
Applicant type:
Applicant is inventor:
Tech fields:
flapping (30) · ornithopter (22) · frame (22) · propulsion (21) · None (20) · navigation (14) · propeller (12) · airplane (10) · rudder (9) · hybrid (7) · airfoil (7) · wings (6) · parachute (6) · aerodrome (5) · stability (5) · car (4) · takeoff (4) · wheels (4) · landing (4) · marine (4)
Full specification filed date:
Application number:
None (10)
Granted:
Publication date:
Related to aircraft:
National tech categories: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 80 results in range #1 to #80.

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