Drilldown: Patents

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Patents > Office : AT or ES or MX & Filing date: 1909 & Family year: 1900 - 1909

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airplane (13) · Design (7) · construction (6) · wings (5) · frame (5) · control (5) · LTA (5) · propellers (5) · propulsion (5) · stability (4) · Wheels (4) · navigation (3) · lift (3)
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Showing below up to 28 results in range #1 to #28.

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