Improvements in or relating to devices for producing electro-luminescence,申请号GB19540028567-传众专利搜索

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发明名称	Improvements in or relating to devices for producing electro-luminescence
摘要
申请公布号	GB774314(A)	申请公布日期	1957.05.08
申请号	GB19540028567	申请日期	1954.10.04
申请人	PHILLIPS ELECTRICAL INDUSTRIES LIMITED	发明人
分类号	H05B33/08	主分类号	H05B33/08
代理机构		代理人
主权项
地址

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