发明名称 Folding score and method and apparatus for forming the same
摘要 A folding score having a pair of laterally spaced, parallel scoring grooves which are individually asymmetrical. This invention also relates to a method and apparatus for forming the folding score.
申请公布号 US2006040816(A1) 申请公布日期 2006.02.23
申请号 US20040919738 申请日期 2004.08.17
申请人 GORDON KEVIN T 发明人 GORDON KEVIN T.
分类号 B31B1/25 主分类号 B31B1/25
代理机构 代理人
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