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经营范围
发明名称
EAR MOUNT HEARING AID
摘要
申请公布号
JPH08251698(A)
申请公布日期
1996.09.27
申请号
JP19950047232
申请日期
1995.03.07
申请人
RION CO LTD
发明人
NISHINO YASUO
分类号
H04R3/02;H04R25/00;H04R25/02;H04R25/04;(IPC1-7):H04R25/02
主分类号
H04R3/02
代理机构
代理人
主权项
地址
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