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Patents > Granted: Yes & IPCs: IPC B64C39/00 & CPCs: CPC B64C39/00 & Number of claims: None

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airplane (20) · frame (12) · design (12) · construction (11) · None (6) · subsystem (6) · propellers (6) · Motors (5) · aerodynamics (5) · Wings (5) · lift (4) · aeroplane (4) · stability (4) · propulsion (4) · chassis (3) · whole (3) · monoplane (3)
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Showing below up to 36 results in range #1 to #36.

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