Colorants au soufre et leur procédé de préparation,申请号FRD987381-传众专利搜索

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发明名称	Colorants au soufre et leur procédé de préparation
摘要
申请公布号	FR987381(A)	申请公布日期	1951.08.13
申请号	FRD987381	申请日期	1949.05.27
申请人		发明人	DANNER JOHANN MAX;ZERWECK WERNER
分类号	C09B49/06	主分类号	C09B49/06
代理机构		代理人
主权项
地址

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