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经营范围
发明名称
Hearing Aid
摘要
申请公布号
GB9618183(D0)
申请公布日期
1996.10.09
申请号
GB19960018183
申请日期
1996.08.30
申请人
A & M HEARING LIMITED
发明人
分类号
H04R25/00;H04R25/02
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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