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ZIPPER FOR A RECLOSABLE THERMOPLASTIC BAG, PROCESS AND APPARATUS FOR MAKING
ZIPPER FOR A RECLOSABLE THERMOPLASTIC BAG, PROCESS AND APPARATUS FOR MAKING
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机译:用于可重新封口的热塑袋的拉链,用于制造的方法和装置
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摘要
A zipper, and particularly a zipper for areclosable thermoplastic bag, which produces an audibleclicking sound and/or a vibratory or bumpy feel whenclosed or "zipped", and processes and apparatus formaking such zippers.
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