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Patents > Patent agent : G. F. Redfern & Co.‎ or J. Germain & Number of figures: 5-6

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Airplane (7) · design (5) · frame (5) · lift (4) · aerodynamics (4) · whole (3) · construction (3) · control (3) · Propulsion (3) · propellers (3) · landing (2) · wheels (2) · stability (2) · safety (2) · rudder (2) · propeller (2) · Wings (2) · heavier-than-air (2)
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Showing below up to 21 results in range #1 to #21.

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