Drilldown: Patents

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Patents > National tech categories : AT 77d or USPC 267/136 & Number of claims: 4-7

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Airplane (22) · Frame (17) · stability (9) · Construction (7) · wings (6) · Design (6) · wheels (5) · LTA (5) · propulsion (5) · Control (4) · biplane (4) · Subsystem (4) · Aerodynamics (4) · propeller (4) · Propellers (3) · landing (3) · marine (3) · Chassis (3) · car (3)
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Showing below up to 45 results in range #1 to #45.

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