Improvements in colour filters and the method of producing the same,申请号GB19500004946-传众专利搜索

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发明名称	Improvements in colour filters and the method of producing the same
摘要
申请公布号	GB690703(A)	申请公布日期	1953.04.29
申请号	GB19500004946	申请日期	1950.02.27
申请人	OLYMPIA FILMS (LONDON) LIMITED	发明人	COOPER HUBERT DENNIS
分类号	G03C1/83;G03C7/00	主分类号	G03C1/83
代理机构		代理人
主权项
地址

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