Azo dyestuffs and process of preparing them,申请号US19270238457-传众专利搜索

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发明名称	Azo dyestuffs and process of preparing them
摘要
申请公布号	US1759259(A)	申请公布日期	1930.05.20
申请号	US19270238457	申请日期	1927.12.07
申请人	GENERAL ANILINE WORKS, INC.	发明人	HOFFA ERWIN;MULLER FRITZ
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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