Arrangement for amplifying alternating currents,申请号US19340705636-传众专利搜索

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发明名称	Arrangement for amplifying alternating currents
摘要
申请公布号	US2067393(A)	申请公布日期	1937.01.12
申请号	US19340705636	申请日期	1934.01.06
申请人	ERICH HABANN	发明人	HABANN ERICH
分类号	H03F3/62	主分类号	H03F3/62
代理机构		代理人
主权项
地址

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