Improvements in or relating to the preparation of dyestuff intermediates,申请号GB19460027701-传众专利搜索

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发明名称	Improvements in or relating to the preparation of dyestuff intermediates
摘要
申请公布号	GB626321(A)	申请公布日期	1949.07.13
申请号	GB19460027701	申请日期	1946.09.16
申请人	E. I. DUPONT DE NEMOURS & COMPANY	发明人
分类号	C08G14/06;G03C7/327	主分类号	C08G14/06
代理机构		代理人
主权项
地址

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