Improvements in or relating to the production of iron oxide pigments,申请号GB19310016511-传众专利搜索

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发明名称	Improvements in or relating to the production of iron oxide pigments
摘要
申请公布号	GB379756(A)	申请公布日期	1932.09.05
申请号	GB19310016511	申请日期	1931.06.05
申请人	E. I. DU PONT DE NEMOURS & COMPANY;JAMES BERT CASTNER;RAYMOND WARREN POWERS	发明人
分类号	C01G49/06	主分类号	C01G49/06
代理机构		代理人
主权项
地址

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