Drilldown: Patents

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Patents > Office : CA or RU & National tech categories : USPC 244/30 or None

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Office: (Click arrow to add another value)
Inventors:
None (3) · Charles Arthur Wragg (2) · Robert Kemp (2) · Joseph Wetterwald (2) · John Edward Thompson (2)
Inventor country:
Applicant person:
None (6) · Joseph Wetterwald (2) · Charles Arthur Wragg (2) · John Edward Thompson (2)
Applicant is inventor:
Tech fields:
airplane (20) · Design (12) · propellers (11) · flying machine (9) · Control (7) · construction (7) · wings (6) · propeller (6) · Steering (6) · Rudder (6) · Frame (6) · stability (5) · propulsion (5) · Lift (5) · Aerodynamics (5) · helicopter (4) · subsystem (4)
Full specification filed date:
Granted:
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 67 results in range #1 to #67.

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