Improvements relating to the application of bias to an electrode of a thermionic valve,申请号GB19300015334-传众专利搜索

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发明名称	Improvements relating to the application of bias to an electrode of a thermionic valve
摘要
申请公布号	GB361834(A)	申请公布日期	1931.11.19
申请号	GB19300015334	申请日期	1930.05.19
申请人	THE BRITISH THOMSON-HOUSTON COMPANY;DANIEL MCDONALD	发明人
分类号	H04B1/16	主分类号	H04B1/16
代理机构		代理人
主权项
地址

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