Thermionic amplifier for coupling to balanced output circuits,申请号GB19450009897-传众专利搜索

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发明名称	Thermionic amplifier for coupling to balanced output circuits
摘要
申请公布号	GB590443(A)	申请公布日期	1947.07.17
申请号	GB19450009897	申请日期	1945.04.19
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人
分类号	H03H11/32	主分类号	H03H11/32
代理机构		代理人
主权项
地址

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