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Patents > Inventor country: DE & National tech categories: HU V/h & First filing: None & Number of text pages: 1-2

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airship (11) · airplane (10) · construction (10) · subsystem (7) · design (7) · Propellers (6) · frame (6) · LTA (6) · Aerodynamics (4) · propulsion (4) · biplane (4) · texture (4) · motors (3)
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Showing below up to 38 results in range #1 to #38.

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