Direct coupled amplifier,申请号US19510247014-传众专利搜索

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发明名称	Direct coupled amplifier
摘要
申请公布号	US2768250(A)	申请公布日期	1956.10.23
申请号	US19510247014	申请日期	1951.09.17
申请人	STACHURA EDWARD J	发明人	STACHURA EDWARD J.
分类号	H03F3/36	主分类号	H03F3/36
代理机构		代理人
主权项
地址

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