Improvements relating to display devices,申请号GB19570025396-传众专利搜索

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发明名称	Improvements relating to display devices
摘要
申请公布号	GB848351(A)	申请公布日期	1960.09.14
申请号	GB19570025396	申请日期	1957.08.12
申请人	VISUAL COMMUNICATIONS LIMITED	发明人	BRAMPTON NOEL ARTHUR
分类号	G02B27/28	主分类号	G02B27/28
代理机构		代理人
主权项
地址

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