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Patents > CPCs : CPC B64C3/14 or CPC B64C39/005 & Number of claims: 8-15

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airplane (13) · propulsion (10) · stability (7) · frame (7) · navigation (6) · None (5) · airfoil (5) · flapping (4) · wheels (4) · rudder (4) · propeller (4) · hybrid (4) · LTA (3) · parachute (3) · aerial propulsion (2) · takeoff (2) · helicopter (2) · HTA (2) · safety (2) · landing (2)
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Showing below up to 29 results in range #1 to #29.

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