Process for preparing improved pigment materials,申请号US19390302855-传众专利搜索

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发明名称	Process for preparing improved pigment materials
摘要
申请公布号	US2260826(A)	申请公布日期	1941.10.28
申请号	US19390302855	申请日期	1939.11.04
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	BOOGE JAMES E.
分类号	C09C1/00;C09C1/02;C09C1/36	主分类号	C09C1/00
代理机构		代理人
主权项
地址

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