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Patents > Filing date: 1909 & CPCs : CPC A01D9/00 or CPC B64C33/02

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Inventors:
Felix Michau (3) · Robert Strehlau (2) · Friedrich Kopsch (2) · Bertram George Cooper (2)
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Felix Michau (3) · Friedrich Kopsch (2)
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Tech fields:
flapping (17) · propulsion (14) · ornithopter (11) · None (9) · wings (6) · Airplane (4) · stability (4) · Rudder (4) · Control (4) · Design (4) · navigation (4) · frame (4) · propeller (3) · LTA (2) · wing (2) · steering (2) · orthopter (2) · hybrid (2) · Construction (2)
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Showing below up to 48 results in range #1 to #48.

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