Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & Inventor country: AT & Filing date: 1913 & Granted : No or Yes

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airplane (24) · frame (9) · wheels (7) · None (6) · wings (6) · propulsion (6) · Propellers (5) · flapping (4) · projectile (4) · hybrid (4) · glider (4) · military (4) · chassis (4)
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Showing below up to 44 results in range #1 to #44.

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