发明名称 EXTENDED HEM FOLD DRAWSTRING BAG
摘要 The present invention is directed to a thermoplastic bag comprised of a front panel and a back panel. The front panel and back panel are generally joined along a first side edge, a second side edge, and a bottom edge of the respective front panel and back panel. The front panel has a distal edge opposite the bottom edge with the distal edge folded over the front panel to provide a hem and a overlap area immediately below the first hem. The overlap area comprises at least two layers of polymeric film which are sealed together.
申请公布号 CA2804616(A1) 申请公布日期 2014.07.31
申请号 CA20132804616 申请日期 2013.01.31
申请人 POLY-AMERICA, L.P. 发明人 COBLER, BRAD A.
分类号 B65D33/28;B65D30/02 主分类号 B65D33/28
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