Drilldown: Patents

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Patents > National tech categories : AT 77d or HU V/h & Number of figures: 12-40

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None (6) · Eduard Adamek (2) · Maurice Léger (2) · Ludwig Schmidl (2) · Gustave Plaisant (2)
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Tech fields:
Airplane (20) · Design (16) · frame (13) · Construction (10) · Wings (9) · whole (9) · aerodynamics (8) · stability (8) · Propellers (7) · Flapping (7) · propulsion (7) · Equilibrium (4) · navigation (3) · None (3) · Biplane (3) · automatic stability (3) · Helicopter (3)
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Showing below up to 46 results in range #1 to #46.

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