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发明名称
Trilobal filamentary yarns
摘要
申请公布号
US3220173(A)
申请公布日期
1965.11.30
申请号
US19640415404
申请日期
1964.12.02
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
PITZL GILBERT
分类号
D02G3/22
主分类号
D02G3/22
代理机构
代理人
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