Tone control circuit,申请号US19520288830-传众专利搜索

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发明名称	Tone control circuit
摘要
申请公布号	US2761921(A)	申请公布日期	1956.09.04
申请号	US19520288830	申请日期	1952.05.20
申请人	KUHL GEORGE H	发明人	KUHL GEORGE H.
分类号	H03G5/06	主分类号	H03G5/06
代理机构		代理人
主权项
地址

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