Drilldown: Patents

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Patents > Year granted: 1918 & Number of text pages: 1-2 & Number of claims: 4-12

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airplane (11) · construction (7) · frame (5) · design (4) · LTA (4) · fuselage (3) · control (2) · propellers (2) · structure (2) · stringers (2) · metal (2) · propeller (2) · propulsion (2)
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