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一種雙峰聚乙烯制品的注塑成型方法
inventor/creator:王宗寶;別大奎;段天臣
Paten number/application number:ZL 2018 1 0633350.X
application/authorized announcemen date:2020-8-28
brief introduction:
Paten number/application number:ZL 2018 1 0633350.X
application/authorized announcemen date:2020-8-28
brief introduction:
一種雙峰聚乙烯制品的注塑成型方法