发明名称 Laser scoring of packaging substrates
摘要 Packaging machinery alignment, and a package having tear initiation and tear control, result from laser scoring of the package substrate, particularly, by providing at least two substantially parallel, substantially straight or linear, laser scores across the entire width of such package substrate.
申请公布号 US5630308(A) 申请公布日期 1997.05.20
申请号 US19940270782 申请日期 1994.07.05
申请人 AMERICAN NATIONAL CAN COMPANY 发明人 GUCKENBERGER, ANTHONY
分类号 B23K26/067;B23K26/40;B29C35/08;B29C37/00;B29C59/00;B32B27/08;B32B27/32;B65D75/58;B65D85/36;(IPC1-7):B65B61/18;B65B43/04 主分类号 B23K26/067
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