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Patents > Inventors : Alfred John Macy or Antoine-Padoue Filippi or Karl Otto Landgrebe

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stability (27) · propulsion (19) · propellers (15) · Subsystem (11) · airplane (10) · airfoil (7) · texture (6) · navigation (6) · wheels (5) · aerodynamics (5) · propeller (5) · marine (5) · sustentation (4) · control (4) · lift (3) · None (3) · automatic stability (3) · Ascension (2) · industry (2) · Design (2)
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Showing below up to 72 results in range #1 to #72.

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