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Patents > Inventors : Alfred E. Wunderlich or Antoine-Padoue Filippi

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propellers (61) · airplane (50) · hybrid (36) · LTA (32) · propulsion (27) · sustentation (12) · subsystem (10) · rarefaction (10) · ascension (9) · airfoil (7) · aerodynamics (6) · texture (6) · navigation (6) · marine (5) · design (5) · wheels (5) · helicopter (5) · propeller (4) · lift (4) · stability (3)
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