Drilldown: Patents

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Patents > Office : AU or BE or GR or HU & Inventor country: BE & Granted: Yes & Assigned to : Western Electric Company or None & Family year: 1910 - 1919 & Number of diagram pages: None

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airplane (24) · design (17) · propellers (11) · propulsion (10) · sustentation (9) · hybrid (8) · stability (7) · wings (7) · Aerodynamics (6) · lift (6) · helicopter (6) · ascension (5) · construction (5) · safety (4) · frame (4) · control (4) · suspension (3) · equilibrium (3) · parachute (3) · steering (3)
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Showing below up to 45 results in range #1 to #45.

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