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经营范围
发明名称
Polishing composition
摘要
申请公布号
US2141729(A)
申请公布日期
1938.12.27
申请号
US19370141569
申请日期
1937.05.08
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
THOMPSON THEODORE R.
分类号
C11D17/00
主分类号
C11D17/00
代理机构
代理人
主权项
地址
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