发明名称 Easy open bag
摘要 A bag and a method and apparatus for forming an easy open bag wherein a said bag is formed of thermoplastic heat shrinkable film is disclosed. Specifically, an easy open thermoplastic heat shrinkable bag having a heat shrinkable thermoplastic tear strip panel sealed without adhesives or heat seals is disclosed. A method of making said easy open bag is also described.
申请公布号 US5413412(A) 申请公布日期 1995.05.09
申请号 US19930021714 申请日期 1993.02.24
申请人 W.R. GRACE & CO.-CONN. 发明人 ODABASHIAN, ROBERT A.
分类号 B29C59/10;B29C65/00;B29C65/76;B65D75/58;(IPC1-7):B65D30/10;B31B1/14 主分类号 B29C59/10
代理机构 代理人
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