3'-hydroxyquinophthalone-5-carboxylic acid and derivatives thereof,申请号US19600039757-传众专利搜索

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发明名称	3'-hydroxyquinophthalone-5-carboxylic acid and derivatives thereof
摘要
申请公布号	US3023214(A)	申请公布日期	1962.02.27
申请号	US19600039757	申请日期	1960.06.30
申请人	E. I. DU PONT DE NEMOURS AND COMPANY	发明人	RICHTER JOHN WILLIAM
分类号	C09B25/00	主分类号	C09B25/00
代理机构		代理人
主权项
地址

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