Coaxial line ultra high frequency amplifier,申请号US19390259144-传众专利搜索

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发明名称	Coaxial line ultra high frequency amplifier
摘要
申请公布号	US2272062(A)	申请公布日期	1942.02.03
申请号	US19390259144	申请日期	1939.03.01
申请人	RADIO CORPORATION	发明人	GEORGE RALPH W.
分类号	H03F3/54	主分类号	H03F3/54
代理机构		代理人
主权项
地址

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