Improvements in and relating to the production of dyestuff intermediates,申请号GB19400000741-传众专利搜索

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发明名称	Improvements in and relating to the production of dyestuff intermediates
摘要
申请公布号	GB592483(A)	申请公布日期	1947.09.19
申请号	GB19400000741	申请日期	1940.01.12
申请人	GEVAERT PHOTO-PRODUCTEN N.V.;WILLEM MEES	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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