Drilldown: Patents

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Patents > Inventor country: DE & IPCs : IPC B64B1/00 or IPC B64C27/57 & Number of text pages: 1-2

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LTA (33) · frame (12) · airship (10) · balloon (9) · Hybrid (6) · suspension (6) · navigation (6) · dirigible (5) · rigid (5) · car (5) · stability (5) · balloons (4) · ballonet (4) · propulsion (4) · design (4) · nacelle (4) · safety (3) · construction (3) · Dirigibles (3)
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