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发明名称
Extrusion and stretching of thermoplastic film
摘要
申请公布号
US3231642(A)
申请公布日期
1966.01.25
申请号
US19640381304
申请日期
1964.07.09
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
GOLDMAN MAX;WALLENFELS MIKLOS
分类号
B29C47/00
主分类号
B29C47/00
代理机构
代理人
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地址
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