Improvements in or relating to the manufacture of dyestuffs and dyestuff intermediates,申请号GB19400015358-传众专利搜索

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发明名称	Improvements in or relating to the manufacture of dyestuffs and dyestuff intermediates
摘要
申请公布号	GB544646(A)	申请公布日期	1942.04.22
申请号	GB19400015358	申请日期	1940.10.16
申请人	JOHN DAVID KENDALL;DOUGLAS JAMES FRY	发明人
分类号	C09B23/16	主分类号	C09B23/16
代理机构		代理人
主权项
地址

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