Drilldown: Patents

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Patents > Year filed: 1906 & Assigned to : 0 or None & Number of figures: 7-40

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Walter Villa Gilbert (2) · Wallace Rupert Turnbull (2) · Robert Esnault-Pelterie (2) · Ignaz Etrich (2) · Franz Xaver Wels (2)
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airplane (13) · propulsion (11) · stability (10) · navigation (10) · frame (9) · flapping (8) · LTA (8) · wings (6) · propeller (5) · aerodynamics (5) · construction (4) · hybrid (4) · Design (4) · propellers (3) · Helicopter (3) · ornithopter (3) · airfoil (3) · marine (3)
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