Drilldown: Patents

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Patents > Office : DE or SE or Other & Applicant is inventor : No or Yes & National tech categories : DE 77h.3 or HU V/h & IPCs : IPC B64B1/00 or None & CPCs : CPC B64B1/58 or None & Number of figures: None

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Tech fields:
airplane (11) · LTA (11) · gas (6) · Balloons (5) · propellers (5) · design (4) · Whole (4) · Texture (4) · subsystem (4) · airship (3) · Fabric (3) · construction (3)
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Showing below up to 32 results in range #1 to #32.

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