发明名称 Encavitated steel rule die
摘要 A cutting and scoring die useful for die-cutting or scoring paperboard or plastic materials including a solid base material that is cavernous and slotted for steel rule protrusion through the top surface thereof. The steel rule is then anchored to the base material by the use of a semi-rigid filler material.
申请公布号 US4052886(A) 申请公布日期 1977.10.11
申请号 US19760697312 申请日期 1976.06.18
申请人 BEST LINE WAREHOUSE, INC. 发明人 BUICK, JAMES A.
分类号 B26F1/44;(IPC1-7):B31B1/20 主分类号 B26F1/44
代理机构 代理人
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