Drilldown: Patents

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Patents > IPCs : IPC B64B1/40 or IPC B64C23/00 & Number of claims: 6-30

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None (13) · propulsion (9) · Airplane (8) · hybrid (8) · frame (5) · Lift (4) · helicopter (4) · control (3) · propeller (3) · navigation (3) · LTA (3) · aerodynamics (3) · landing (3)
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Showing below up to 36 results in range #1 to #36.

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