Grid electrodes for electron discharge devices,申请号GB19610044051-传众专利搜索

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发明名称	Grid electrodes for electron discharge devices
摘要
申请公布号	GB1003520(A)	申请公布日期	1965.09.02
申请号	GB19610044051	申请日期	1961.12.08
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人
分类号	H01J19/00;H01J19/38	主分类号	H01J19/00
代理机构		代理人
主权项
地址

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