B21L 1/00

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
6105357 Method and apparatus for making hollow seamless links for use in jewelryMay 31, 95Aug 22, 00Not available
6092358 Thin walled silver filled gold jewelryJun 19, 98Jul 25, 00Jewelmatic, Inc.
5797258 Method of manufacturing hollow diamond cut chain with multi-faceted surfaceNov 29, 96Aug 25, 98RICHLINE GROUP, INC.
5626012 Method of making a decorative chain for a necklace or the like from metals having differing characteristics and resulting chainApr 29, 96May 06, 97UNO A ERRE ITALIA S.P.A.
4893463 Prickle chain device and method of production thereofSep 22, 88Jan 16, 90Not available
4374533 Apparatus for debarking logs and cut timberJan 22, 81Feb 22, 83AKTIEBOLAGET KARLSTADS MEKANISKA WERKSTAD KARLSTAD, SWEDEN A COMPANY OF SWEDEN