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Patents > CPCs : CPC B64C2700/6228 or CPC B64C2700/6295 & First filing: Yes

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None (188) · None (16) · Armengaud jeune (8) · Marks & Clerk (6) · Munn & Co. (6) · Hyde & Heide (4) · Joshua R. H. Potts (4) · Chassevent (4) · Weismann et Marx (4) · Victor J. Evans (4) · Lavoix et Mosès (3) · L. Chassevent (3) · J. S. Withers & Spooner (3) · J. Germain (3) · J. Bonnet-Thirion (3) · G. Petiau (3) · Dom. Casalonga (3)
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None (172) · FR 6.4 (91) · USPC 244/45R (38) · USPC 244/13 (24) · USPC 244/91 (8) · USPC 244/87 (7) · USPC 244/90R (7) · USPC 244/48 (4) · USPC 244/119 (4) · USPC 244/113 (4) · USPC 244/100R (4) · USPC 244/903 (3) · USPC 244/139 (3) · USPC 244/233 (3) · USPC 244/47 (3)
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