Drilldown: Patents

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Patents > CPCs : CPC B64B1/40 or CPC B64C13/30 & Number of claims: 5-30

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LTA (13) · balloon (11) · None (7) · stability (7) · safety (4) · rudder (4) · navigation (4) · design (3) · kite (3) · frame (3) · gas (3) · car (3) · airplane (3) · airfoil (2) · construction (2) · propeller (2) · airship (2) · captive (2) · parachute (2) · fabric (2)
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