Improvements in and relating to the production of pictures in colours,申请号GB19320003923-传众专利搜索

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发明名称	Improvements in and relating to the production of pictures in colours
摘要
申请公布号	GB399786(A)	申请公布日期	1933.10.10
申请号	GB19320003923	申请日期	1932.02.10
申请人	ERNEST DAVID COOPER;JOHN DAVIES	发明人
分类号	G03B33/00	主分类号	G03B33/00
代理机构		代理人
主权项
地址

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