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Patents > CPCs : CPC B64C13/30 or CPC B64C39/00 & Number of claims: 2

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airplane (15) · None (10) · Design (9) · Construction (7) · wings (7) · frame (6) · Aerodynamics (5) · lift (5) · Rudder (3) · sustentation (3) · control (3) · steering (3) · propellers (3) · propulsion (3)
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Showing below up to 36 results in range #1 to #36.

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