Drilldown: Patents

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Patents > IPCs : IPC B64C23/00 or IPC B64C27/04 & Number of claims: 5

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Airplane (12) · Design (7) · Frame (7) · None (6) · Hybrid (6) · Helicopter (6) · whole (5) · Propellers (5) · propeller (5) · stability (4) · heavier-than-air (3) · Ascension (3) · sustentation (3) · Propulsion (3) · Construction (3) · takeoff (2) · lift (2) · gyroscope (2) · car (2)
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Showing below up to 26 results in range #1 to #26.

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