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经营范围
发明名称
Manufacture of nonfibrous film
摘要
申请公布号
US2176903(A)
申请公布日期
1939.10.24
申请号
US19360107054
申请日期
1936.10.22
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
IZARD EMMETTE F.
分类号
D01F1/10
主分类号
D01F1/10
代理机构
代理人
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地址
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