IMPROVEMENTS RELATING TO DEVICES HAVING PHOTO-ELECTRON EMISSIVE CATHODES,申请号GB19680033964-传众专利搜索

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发明名称	IMPROVEMENTS RELATING TO DEVICES HAVING PHOTO-ELECTRON EMISSIVE CATHODES
摘要
申请公布号	GB1272586(A)	申请公布日期	1972.05.03
申请号	GB19680033964	申请日期	1968.07.17
申请人	E.M.I. LIMITED FORMERLY ELECTRIC & MUSICAL INDUSTRIES LIMITED	发明人	VINCENT ARTHUR STANLEY
分类号	H01J43/06;H01J43/30	主分类号	H01J43/06
代理机构		代理人
主权项
地址

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