Azo dye from diphenyloxide derivatives,申请号US19310513056-传众专利搜索

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发明名称	Azo dye from diphenyloxide derivatives
摘要
申请公布号	US1872034(A)	申请公布日期	1932.08.16
申请号	US19310513056	申请日期	1931.02.02
申请人	THE DOW CHEMICAL COMPANY	发明人	GRETHER ERNEST F.
分类号	C09B29/20	主分类号	C09B29/20
代理机构		代理人
主权项
地址

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