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Patents > Office : FR or GB or SU or US & Patent agent: Armengaud jeune & IPCs : IPC B64C3/00 or IPC B64C39/00

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airplane (24) · design (14) · wings (11) · construction (9) · frame (8) · aerodynamics (8) · chassis (6) · lift (6) · propellers (5) · aileron (4) · metal (4) · Cables (4) · stability (4) · subsystem (4) · Sustentation (4) · landing (3) · control (3) · Propulsion (3) · nervure (3)
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Showing below up to 35 results in range #1 to #35.

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