Drilldown: Patents

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Patents > Application number: None & CPCs : CPC B64C11/16 or CPC B64C33/02

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Office:
Inventors:
Frederick William Brearey (3) · Robert Strehlau (2) · None (2) · Hermann Israel (2)
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Applicant person:
None (15) · Frederick William Brearey (3) · Robert Strehlau (2)
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Tech fields:
flapping (29) · propulsion (13) · ornithopter (12) · frame (9) · None (9) · wings (7) · wing (7) · LTA (5) · propeller (5) · Subsystem (5) · flying machine (4) · propellers (4) · marine (3) · control (3) · valve (3) · airship (3)
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Citations from after 1930:
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Showing below up to 66 results in range #1 to #66.

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