PHONOGRAPH PREAMPLIFIER NETWORK WITH INFRASONIC CUTOFF RESPONSE,申请号US19770810676-传众专利搜索

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发明名称	PHONOGRAPH PREAMPLIFIER NETWORK WITH INFRASONIC CUTOFF RESPONSE
摘要
申请公布号	US4117412(A)	申请公布日期	1978.09.26
申请号	US19770810676	申请日期	1977.06.27
申请人	ADVENT CORPORATION	发明人	HOLMAN, II, TOMLINSON M.
分类号	H03F1/34;H03F3/183;H03G5/00;H03H11/12;(IPC1-7):H03F1/34	主分类号	H03F1/34
代理机构		代理人
主权项
地址

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