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发明名称
REMOTE CONTROL SYSTEM FOR HEARING-AID
摘要
申请公布号
GB8424471(D0)
申请公布日期
1984.10.31
申请号
GB19840024471
申请日期
1984.09.27
申请人
BORDEWIJK, L G
发明人
分类号
H04Q9/00;H04R25/00;H04R25/04
主分类号
H04Q9/00
代理机构
代理人
主权项
地址
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