Drilldown: Patents

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Patents > Office : CH or GB or IN or UN & Inventor country : GB or US & IPCs: IPC B64B1/00 & CPCs : CPC B64B1/00 or CPC B64C2700/6256

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LTA (19) · airship (7) · hybrid (4) · frame (4) · ballonet (4) · navigation (3) · compartments (3) · design (3) · safety (3) · balloon (3) · None (2) · airplane (2) · gas (2) · envelope (2) · propulsion (2) · dirigibles (2) · balloons (2) · Construction (2)
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Showing below up to 26 results in range #1 to #26.

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