Drilldown: Patents

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Patents > Patent agent: None & National tech categories: GB 4 with buoyant & Number of claims: None

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LTA (23) · whole (17) · propulsion (10) · balloon (9) · car (9) · compartments (8) · frame (8) · metal (7) · parachute (6) · ascension (6) · rudder (6) · propeller (5) · navigation (5) · marine (4) · valve (4) · electricity (3) · landing (3) · jet (3)
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