B21B 1/20

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9694475 ClampAug 06, 14Jul 04, 17Not available
5158522 Slitting corrugated paperboard boxesSep 20, 91Oct 27, 92Marquip, Inc.
4457154 Control method for multi-strand rolling millApr 04, 83Jul 03, 84MITSUBISHI DENKI KABUSHIKI KAISHA
4290288 Device for narrowing the breadth of a sheet spring material in an apparatus for manufacturing a taper leaf springMay 30, 79Sep 22, 81NHK SPRING CO., LTD.