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发明名称
Process of dry spinning artificial thread
摘要
申请公布号
US2272666(A)
申请公布日期
1942.02.10
申请号
US19370170617
申请日期
1937.10.23
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
HOFFMAN ROBERT M.
分类号
D01D5/20
主分类号
D01D5/20
代理机构
代理人
主权项
地址
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