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Patents > Filing date: 1912 & Patent agent : Armengaud jeune or Charles Dony

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CPC B64C17/00 (5) · CPC B64C35/008 (4) · CPC B64C3/00 (3) · CPC B64C3/56 (3) · CPC B64C35/00 (3) · CPC B64C25/06 (3) · CPC B64C2700/6295 (2) · CPC B64C39/00 (2) · CPC Y02E60/36 (2) · CPC B64C11/00 (2) · CPC B64C11/006 (2) · CPC C01B3/10 (2) · CPC C01B3/061 (2) · CPC B64C11/205 (2) · CPC B64C2700/6214 (2) · CPC B64C2700/6233 (2)
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