Drilldown: Patents

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Patents > Year filed: 1909 & Number of text pages: 1 & Number of figures: 2-3

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Friedrich von Ehrenberg (3) · None (2) · Heinrich Mack (2) · Jean-Baptiste-Eugène Gangler (2) · João Gouveia (2)
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None (7) · Friedrich von Ehrenberg (3) · Jean-Baptiste-Eugène Gangler (2) · Heinrich Mack (2)
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Tech fields:
airplane (13) · propulsion (8) · design (8) · LTA (7) · Propellers (6) · stability (6) · safety (5) · control (5) · propeller (5) · rudder (4) · landing (3)
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