Drilldown: Patents

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Patents > Granted: Yes & National tech categories: DE 77h & Number of claims: 2-5

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LTA (7) · whole (4) · frame (4) · balloon (3) · propulsion (3) · flapping (3) · gas (3) · None (2) · steering (2) · car (2) · hybrid (2) · subsystem (2)
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