Drilldown: Patents

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Patents > Office: DE & IPCs : IPC B64B1/62 or IPC B64C3/38 or IPC B64C31/06

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LTA (8) · kite (7) · airplane (6) · frame (6) · navigation (5) · gas (5) · Tragfläche (4) · wings (4) · ballonet (3) · control (3) · parachute (3) · balloon (3) · whole (3) · balloons (2) · pressure (2)
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