Drilldown: Patents

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Patents > First filing: No & Citations from after 1930: 2-2000 & Number of text pages: 2-3

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LTA (4) · stability (4) · propulsion (4) · frame (4) · kite (3) · parachute (2) · propeller (2) · propellers (2) · Safety (2) · None (2) · balloon (2) · airplane (2)
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