Improvements in or relating to method of producing pigments from basic dyes,申请号GB19490013392-传众专利搜索

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发明名称	Improvements in or relating to method of producing pigments from basic dyes
摘要
申请公布号	GB672923(A)	申请公布日期	1952.05.28
申请号	GB19490013392	申请日期	1949.05.19
申请人	NATIONAL LEAD COMPANY	发明人
分类号	C09B69/06	主分类号	C09B69/06
代理机构		代理人
主权项
地址

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