发明名称 METHOD AND APPARATUS FOR MAKING A RECLOSABLE PACKAGE
摘要 A reclosable package, e.g. for food products, is made by sealing one side of a closure strip to a first thermoplastic sheet; enclosing a product between that first sheet and a second thermoplastic sheet with the closure strip inside the enclosure; and, sealing another side of the closure strip to the second sheet while the strip and product are so enclosed.
申请公布号 CA1133208(A) 申请公布日期 1982.10.12
申请号 CA19800357834 申请日期 1980.08.08
申请人 GRACE (W.R.) & CO. 发明人 SANBORN, PHILIP A., JR.
分类号 B65B9/04;B29C65/00;B65B61/18 主分类号 B65B9/04
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