发明名称 BAG-MAKING APPARATUS AND PROCESS FOR MAKING PORTED BAGS
摘要 A process and apparatus adapted to automate the conversion of a continuous sheet of flexible plastic film into ported bags. The apparatus includes means for maintaining the film sheet in proper alignment during the various processing steps and functions in a manner which reduces environmental particulate contamination of the bags to a minimum.
申请公布号 CA1045436(A) 申请公布日期 1979.01.02
申请号 CA19760257579 申请日期 1976.07.22
申请人 CUTTER LABORATORIES, INC. 发明人 THOMPSON, JOHN A.;TORRES, ROBERT V.
分类号 B31B1/90;B29C65/00;B29C65/04;B31B19/84 主分类号 B31B1/90
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