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Patents > CPCs : CPC B64C2700/6274 or CPC F16D3/72 & Number of figures: 5-8

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None (13) · airplane (9) · Propulsion (7) · whole (6) · Propellers (6) · frame (5) · Design (5) · propeller (4) · construction (4) · helicopter (4) · lift (3) · heavier-than-air (3) · takeoff (2) · suspension (2) · Navigation (2) · Hybrid (2) · wood (2) · chassis (2)
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Showing below up to 36 results in range #1 to #36.

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