Improvements in amplification control in thermionic amplifiers,申请号GB19380020043-传众专利搜索

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发明名称	Improvements in amplification control in thermionic amplifiers
摘要
申请公布号	GB516872(A)	申请公布日期	1940.01.15
申请号	GB19380020043	申请日期	1938.07.06
申请人	OSWALD BARBER SNEATH	发明人
分类号	H03G3/08	主分类号	H03G3/08
代理机构		代理人
主权项
地址

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