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Patents > Application number: None & CPCs : CPC B64C23/005 or CPC B64D17/72

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airplane (12) · propeller (10) · stability (9) · propulsion (9) · LTA (8) · navigation (7) · hybrid (7) · parachute (6) · helicopter (6) · frame (5) · takeoff (5) · parachutes (4) · gyroscope (4) · None (3) · balloon (3)
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Showing below up to 42 results in range #1 to #42.

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