Process for the preparation of naphthoquinone dyes,申请号US19300475394-传众专利搜索

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发明名称	Process for the preparation of naphthoquinone dyes
摘要
申请公布号	US1977982(A)	申请公布日期	1934.10.23
申请号	US19300475394	申请日期	1930.08.14
申请人	THEODOR BUCHERER HANS	发明人	BUCHERER HANS THEODOR
分类号	C09B57/00	主分类号	C09B57/00
代理机构		代理人
主权项
地址

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