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US4735753A Method of making a fastener 失效
制造紧固件的方法

Method of making a fastener
摘要:
An article of manufacture comprises a molded-plastic fitment such as one of the halves of a snap fastener molded in situ to a porous substrate such as a garment fabric. Various embodiments are described for the article, as well as dies for forming the same, and methods and a machine for making the same.
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