Drilldown: Patents

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Patents > Office : ?? or CH or ES or FR & Patent agent: Armengaud jeune & CPCs : CPC B64C2700/6235 or CPC B64C35/00 or CPC B64C39/005 or None

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construction (8) · Airplane (6) · propulsion (5) · navigation (5) · frame (4) · balloon (4) · LTA (4) · Design (4) · dirigible (3) · flying machine (3) · hydroplane (3) · possibly flapping (3) · aerostat (3) · sail (3) · airfoil (3)
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Showing below up to 36 results in range #1 to #36.

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