Drilldown: Patents

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Patents > Year granted: 1916 & Filing date: 1915 & Number of claims: 7-20

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airplane (13) · stability (5) · wings (4) · frame (4) · camber (4) · construction (3) · propeller (3) · airfoil (3) · safety (3) · automatic stability (3) · control (3) · electricity (2) · Design (2) · lift (2) · projectile (2) · military (2) · marine (2) · hydroaeroplane (2) · magnet (2)
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