Drilldown: Patents

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Patents > Year filed: 1911 & Year granted: 1912 & Number of claims: 7-9

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Airplane (11) · None (8) · control (5) · Stability (5) · design (5) · subsystem (4) · propulsion (4) · LTA (4) · aerodynamics (4) · frame (4) · propellers (3) · wings (3) · airship (3)
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