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经营范围
发明名称
Manufacture of artificial filaments, films, sponges and similar structures
摘要
申请公布号
GB539442(A)
申请公布日期
1941.09.10
申请号
GB19400004339
申请日期
1940.03.08
申请人
E. I. DU PONT DE NEMOURS AND CO.
发明人
分类号
D01F1/10
主分类号
D01F1/10
代理机构
代理人
主权项
地址
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