Drilldown: Patents

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Patents > National tech categories: HU V/h & Number of text pages: 3 & Number of claims: 3-4

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airplane (18) · Design (16) · Airship (10) · whole (9) · Propellers (9) · construction (8) · frame (8) · LTA (7) · Propulsion (6) · Wings (5) · lift (4) · sustentation (3) · stability (3) · Helicopter (3) · Control (3)
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Showing below up to 36 results in range #1 to #36.

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