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发明名称
EAR-WORN HEARING AID
摘要
申请公布号
JPH09215097(A)
申请公布日期
1997.08.15
申请号
JP19960016269
申请日期
1996.02.01
申请人
RION CO LTD
发明人
ARAKI TOSHIYUKI;NARISAWA YOSHIYUKI
分类号
H04R25/00;H04R25/02;(IPC1-7):H04R25/02
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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