Drilldown: Patents

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Patents > CPCs : CPC B64B1/00 or CPC B64C17/06 & Number of claims: 17-40

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LTA (11) · stability (6) · Airplane (5) · propeller (5) · None (4) · navigation (4) · balloon (4) · propulsion (4) · frame (4) · hybrid (3) · passenger (2) · flapping (2) · electricity (2) · car (2) · cargo (2) · automatic stability (2) · airship (2)
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