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Patents > Publication date: 1920 - 1929 & CPCs : CPC B64B1/58 or CPC B64C3/00

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frame (18) · airplane (17) · design (11) · construction (11) · wings (9) · biplane (6) · Fuselage (5) · subsystem (4) · monoplane (4) · wing (3) · triplane (3) · fabric (3) · aerodynamics (3)
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Showing below up to 33 results in range #1 to #33.

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