Drilldown: Patents

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Patents > National tech categories : AT 77d or USPC 244/74 & Number of claims: 3

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None (11) · Oszkár Asbóth (2)
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airplane (26) · frame (15) · LTA (11) · wings (10) · design (8) · construction (6) · Subsystem (6) · stability (5) · propeller (5) · whole (5) · balloon (5) · Drachenflieger (4) · navigation (4) · Flapping (4) · safety (4) · wheels (4) · Propellers (4) · propulsion (4)
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Showing below up to 51 results in range #1 to #51.

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