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经营范围
发明名称
Spinning apparatus and method
摘要
申请公布号
US2615198(A)
申请公布日期
1952.10.28
申请号
US19490085825
申请日期
1949.04.06
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
FLANNAGAN GORDON NEEL
分类号
D01D5/04
主分类号
D01D5/04
代理机构
代理人
主权项
地址
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