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Patents > Year granted: 1911 & Inventor country: FR & Patent agent : Dupont et Elluin or Herbert Haddan & Co. or J. Germain or Weismann et Marx & Assigned to : Vickers Ltd. or None

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airplane (9) · stability (6) · LTA (6) · design (6) · Construction (5) · frame (5) · aerodynamics (4) · subsystem (4) · control (4) · wings (3) · texture (3) · pendulum (2) · propellers (2) · propulsion (2) · gyroscope (2) · motors (2) · ornithopter (2) · dirigibles (2)
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Showing below up to 27 results in range #1 to #27.

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