Drilldown: Patents

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Patents > Year filed: 1913 & National tech categories : AT 77d or NL 62

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Airplane (19) · Frame (9) · Construction (7) · aerodynamics (5) · subsystem (5) · Stability (4) · landing (4) · Design (4) · LTA (4) · Wheels (4) · Automatic stability (4) · Propellers (3) · chassis (3) · control (3) · Wings (3)
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Showing below up to 31 results in range #1 to #31.

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