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Patents > Year filed: 1914 & National tech categories: HU V/h

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airplane (23) · frame (7) · wheels (6) · stability (5) · construction (5) · wings (5) · chassis (5) · airship (4) · biplane (4) · design (4) · lift (3) · aerodynamics (3)
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Showing below up to 38 results in range #1 to #38.

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