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发明名称
HEARING AID
摘要
申请公布号
JPH08163700(A)
申请公布日期
1996.06.21
申请号
JP19940305138
申请日期
1994.12.08
申请人
YAMAHA CORP
发明人
KONDO KATSUFUMI;TANITAKA KOJI
分类号
H04R25/00;(IPC1-7):H04R25/00
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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