Procédé pour préparer des produits de condensation ayant une action tannante à partir de dioxy-sulfones,申请号FRD840520-传众专利搜索

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发明名称	Procédé pour préparer des produits de condensation ayant une action tannante à partir de dioxy-sulfones
摘要
申请公布号	FR840520(A)	申请公布日期	1939.04.27
申请号	FRD840520	申请日期	1938.07.09
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人
分类号	C14C3/20	主分类号	C14C3/20
代理机构		代理人
主权项
地址

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