Noirs de fumée perfectionnés,申请号FRD861146-传众专利搜索

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发明名称	Noirs de fumée perfectionnés
摘要
申请公布号	FR861146(A)	申请公布日期	1941.02.01
申请号	FRD861146	申请日期	1939.10.27
申请人	IMPERIAL CHEMICAL INDUSTRIES LIMITED	发明人
分类号	C09C1/56	主分类号	C09C1/56
代理机构		代理人
主权项
地址

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