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发明名称
HEARING AID
摘要
申请公布号
JPH11113096(A)
申请公布日期
1999.04.23
申请号
JP19970264705
申请日期
1997.09.30
申请人
SASAKI HISAHIRO
发明人
SASAKI HISAHIRO
分类号
H04R25/00;(IPC1-7):H04R25/00
主分类号
H04R25/00
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代理人
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