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经营范围
发明名称
PROCESS FOR PREPARING ACRYLIC FIBERS
摘要
申请公布号
US3560603(A)
申请公布日期
1971.02.02
申请号
USD3560603
申请日期
1969.01.09
申请人
E.I. DU PONT DE NEMOURS AND CO.
发明人
JAMES FRANCIS RYAN JR.
分类号
D01F6/18;(IPC1-7):D01D5/22
主分类号
D01F6/18
代理机构
代理人
主权项
地址
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