Wide frequency band amplifier system,申请号US19380242442-传众专利搜索

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发明名称	Wide frequency band amplifier system
摘要
申请公布号	US2266197(A)	申请公布日期	1941.12.16
申请号	US19380242442	申请日期	1938.11.26
申请人	RADIO CORPORATION OF AMERICA	发明人	HANSELL CLARENCE W.
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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