Drilldown: Patents

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Patents > Year granted: 1900 - 1909 & Number of claims: 8-30 & Number of diagram pages: 4

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propulsion (11) · navigation (9) · propeller (7) · frame (7) · car (5) · airplane (5) · LTA (4) · stability (4) · flapping (3) · bamboo (3) · helicopter (3) · petroleum (3) · hybrid (3) · marine (3)
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