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发明名称
摘要
申请公布号	JPS5092752(U)	申请公布日期	1975.08.05
申请号	JP19740001905U	申请日期	1973.12.25
申请人		发明人
分类号	H04R9/04;H04R7/16;H04R7/18;H04R9/06;(IPC1-7):H04R9/06	主分类号	H04R9/04
代理机构		代理人
主权项
地址

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