Process for producing oxidized dibenzanthrone,申请号US19310557380-传众专利搜索

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发明名称	Process for producing oxidized dibenzanthrone
摘要
申请公布号	US1866501(A)	申请公布日期	1932.07.05
申请号	US19310557380	申请日期	1931.08.15
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	HOWELL EDWARD T.
分类号	C09B3/26	主分类号	C09B3/26
代理机构		代理人
主权项
地址

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