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发明名称
摘要
申请公布号
JPS6224313(Y2)
申请公布日期
1987.06.20
申请号
JP19790098800U
申请日期
1979.07.19
申请人
发明人
分类号
H04R3/00;G10H1/043;G10H1/047;G10H1/055;G10H1/10;(IPC1-7):G10H1/047
主分类号
H04R3/00
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代理人
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