Manufacture of substantive polyazo-dyestuffs,申请号US19300496337-传众专利搜索

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发明名称	Manufacture of substantive polyazo-dyestuffs
摘要
申请公布号	US1829673(A)	申请公布日期	1931.10.27
申请号	US19300496337	申请日期	1930.11.17
申请人	FIRM J. R. GEIGY S. A.	发明人	RICHARD BERNHARD
分类号	C09B33/26	主分类号	C09B33/26
代理机构		代理人
主权项
地址

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