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Patents > Inventors : Alfred John Macy or Antoine-Padoue Filippi or Erhard Cecil Kny

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stability (26) · propulsion (20) · propellers (17) · airplane (13) · subsystem (11) · airfoil (7) · navigation (6) · texture (6) · sustentation (6) · marine (5) · wheels (5) · aerodynamics (5) · lift (5) · propeller (4) · Design (4) · None (4) · control (3) · Construction (3) · automatic stability (3) · whole (3)
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None (29) · 25941D (4) · 1913781506 (2)
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Showing below up to 72 results in range #1 to #72.

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