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发明名称
Process for making improved pigments
摘要
申请公布号
US2337162(A)
申请公布日期
1943.12.21
申请号
US19410420677
申请日期
1941.11.27
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
MCCLEARY RAY L.
分类号
C09C1/02;C09C3/04
主分类号
C09C1/02
代理机构
代理人
主权项
地址
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