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Patents > CPCs : 314176 or CPC B64C2700/6212 or CPC B64C2700/6256

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None (243) · Patent FR-1908-396249 (5) · Patent US-1915-1149680 (2) · Patent US-1908-989022 (2) · Patent FR-1914-476300 (2) · Patent GB-1913-3848 (2) · Patent US-1914-1169695 (2) · Patent FR-1912-451312 (2) · Patent US-1909-1008096 (2) · Patent US-1913-1118124 (2)
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None (115) · Armengaud jeune (9) · None (8) · Marks & Clerk (7) · Brewer & Son (7) · Matray frères et Cie (7) · E. Blétry (7) · Weismann et Marx (6) · Brierley & Howard (5) · Hippolyte Josse (5) · Abel & Imray (5) · J. Germain (5) · Boult, Wade & Tennant (4) · P. Follin (4) · W. P. Thompson & Co. (4) · L. Chassevent (4) · G. Petiau (3) · Haseltine, Lake & Co. (3) · Herbert Haddan & Co. (3)
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