Drilldown: Patents

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Patents > Grant date: 1910 - 1919 & Assigned to: None & Number of claims: 16

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airplane (10) · Stability (7) · frame (5) · Design (4) · None (3) · subsystem (3) · navigation (3) · balance (3) · propeller (3)
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Showing below up to 21 results in range #1 to #21.

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