Drilldown: Patents

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Patents > Office : GB or IN or LU & CPCs : CPC B64B1/00 or CPC B64C3/385 & Number of claims: 4-6

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LTA (19) · airship (11) · design (10) · frame (9) · balloon (6) · compartments (6) · dirigibles (5) · control (5) · Construction (5) · airplane (5) · navigation (4) · balloons (4) · Stability (4) · ballonet (4) · Rigid (3) · automatic stability (3) · lift (3) · hybrid (3) · Subsystem (3)
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