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Patents > Office: FR & Publication date: 1909 & IPCs: IPC B64C39/00 & First filing: Yes

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Airplane (12) · None (6) · design (6) · wings (6) · construction (4) · Propellers (4) · navigation (3) · stability (3) · Propulsion (3) · chassis (3) · marine (3) · lift (3) · frame (3) · aerodynamics (3) · biplane (2) · aileron (2) · hydroplane (2) · hybrid (2)
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