Improvements in and relating to methods of activating cathodes for electric discharge devices,申请号GB19420005778-传众专利搜索

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发明名称	Improvements in and relating to methods of activating cathodes for electric discharge devices
摘要
申请公布号	GB554958(A)	申请公布日期	1943.07.27
申请号	GB19420005778	申请日期	1942.04.29
申请人	THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED	发明人
分类号	H01J9/04	主分类号	H01J9/04
代理机构		代理人
主权项
地址

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