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发明名称
摘要
申请公布号	JPH0540638(Y2)	申请公布日期	1993.10.14
申请号	JP19840160474U	申请日期	1984.10.23
申请人		发明人
分类号	H04R1/20;H04R1/28;H04R1/30;H04R17/00;H04R17/10;(IPC1-7):H04R1/20	主分类号	H04R1/20
代理机构		代理人
主权项
地址

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