Improvements in or relating to picture and/or picture signal producing electron discharge tubes,申请号GB19530014079-传众专利搜索

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发明名称	Improvements in or relating to picture and/or picture signal producing electron discharge tubes
摘要
申请公布号	GB743431(A)	申请公布日期	1956.01.18
申请号	GB19530014079	申请日期	1953.05.19
申请人	COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL	发明人
分类号	H01J31/38	主分类号	H01J31/38
代理机构		代理人
主权项
地址

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