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Patents > Inventor country: FR & Filing date: 1909 & IPCs : IPC B64C13/00 or IPC B64C23/00

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airplane (15) · Design (11) · ascension (8) · Frame (6) · propulsion (6) · control (6) · Helicopter (6) · Propellers (5) · Steering (5) · Hybrid (5) · wings (4) · lift (4) · aerodynamics (4) · sustentation (4) · descent (4) · Chassis (4) · Construction (3) · navigation (3)
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Showing below up to 22 results in range #1 to #22.

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