Drilldown: Patents

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Patents > Grant date: 1914 & Granted: Yes & Patent agent : Armengaud jeune or Weismann et Marx

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frame (9) · airplane (9) · LTA (6) · stability (5) · design (5) · construction (4) · Dirigibles (4) · automatic stability (4) · Propellers (4) · aerodynamics (3) · rigid (3) · Motors (3) · Subsystem (3)
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Showing below up to 24 results in range #1 to #24.

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