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Patents > Year granted: 1905 & Number of diagram pages: 1

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Inventors:
Gustav Knäpper (4) · Alphonse Papin (2) · Henri Dufaux (2) · Stefan Hunyor de Visoly (2) · André Gambin (2) · Armand Dufaux (2)
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None (8) · Gustav Knäpper (3) · Henri Dufaux (2) · Alphonse Papin (2) · Armand Dufaux (2)
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Tech fields:
propulsion (20) · None (8) · propeller (8) · airplane (7) · frame (7) · propellers (6) · Design (6) · LTA (5) · marine (4) · aerodynamics (4) · wings (4) · flapping (3) · ascension (3) · Lift (3) · construction (3) · helicopter (3)
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Showing below up to 53 results in range #1 to #53.

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