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Zipper bag which can be closed, termoplastico several times, a process to produce a device to produce a zipper and zipper extended lengthwise
Zipper bag which can be closed, termoplastico several times, a process to produce a device to produce a zipper and zipper extended lengthwise
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机译:可以封闭的拉链袋,热塑塑料几次,该过程是生产装置的过程,生产拉链的装置和沿长度方向延伸的拉链
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摘要
A zipper, and particularly a zipper for a reclosable thermoplastic bag, which produces an audible clicking sound and/or a vibratory or bumpy feel when closed or "zipped", and processes and apparatus for making such zippers.
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