THERMIONIC VALVE AMPLIFIERS,申请号CAD498055-传众专利搜索

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发明名称	THERMIONIC VALVE AMPLIFIERS
摘要
申请公布号	CA498055(A)	申请公布日期	1953.12.01
申请号	CAD498055	申请日期
申请人	CANADIAN MARCONI COMPANY	发明人	VICTOR J. COOPER;JOHN E. A. NIXON
分类号		主分类号
代理机构		代理人
主权项
地址

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