发明名称 CUTTING AND SCORING DIE
摘要 A die for cutting and/or scoring of paperboard material is formed of a spaced pair of thin metal plates having aligned slots into which steel rules set on edge are inserted with their operative ends projecting through one of said plates, the spacing between the plates being maintained by filler material.
申请公布号 US3863550(A) 申请公布日期 1975.02.04
申请号 US19730342577 申请日期 1973.03.19
申请人 CHEM PAR CORPORATION 发明人 SARKA, ALBERT J.;KANG, PIERSON S.
分类号 B26F1/44;(IPC1-7):B31B1/20 主分类号 B26F1/44
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