Improvements in or relating to thermionic amplifiers,申请号GB19340034408-传众专利搜索

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发明名称	Improvements in or relating to thermionic amplifiers
摘要
申请公布号	GB448113(A)	申请公布日期	1936.06.02
申请号	GB19340034408	申请日期	1934.11.30
申请人	KOLSTER-BRANDES LIMITED;CHARLES WILLIAM EARP	发明人
分类号	H03F1/50	主分类号	H03F1/50
代理机构		代理人
主权项
地址

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