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Patents > Filing date: December 1911 & Number of text pages: 3-70

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None (2) · Léon Dangy (2) · Henri-Marie Coandă (2) · Louis Blériot (2) · Boris Loutzkoy (2)
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CPC B64C2700/6295 (7) · CPC B64C39/00 (6) · None (5) · CPC B64C17/00 (4) · CPC B64C3/54 (2) · CPC B64C3/56 (2)
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