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发明名称
Yarn production
摘要
申请公布号
US2350182(A)
申请公布日期
1944.05.30
申请号
US19410423749
申请日期
1941.12.20
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
NEFF WILLIAM E.
分类号
D01D10/04
主分类号
D01D10/04
代理机构
代理人
主权项
地址
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