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发明名称
摘要
申请公布号	DE2133806(A1)	申请公布日期	1972.01.13
申请号	DE19712133806	申请日期	1971.07.07
申请人	SONY CORP	发明人
分类号	H03F1/30;H03B19/14;H03B19/16;H04B1/16;H04H40/54;(IPC1-7):H03B19/00	主分类号	H03F1/30
代理机构		代理人
主权项
地址

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