Drilldown: Patents

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Patents > Citations from after 1930: 4-30 & Number of claims: 12-70

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None (6) · stability (3) · propeller (3) · landing (3) · Fuselage (2) · propulsion (2) · LTA (2) · takeoff (2) · airplane (2)
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None (12) · USPC 416/244R (2)
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Showing below up to 27 results in range #1 to #27.

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