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发明名称
AUDIOMETRIC MEASUREMENTS
摘要
申请公布号
GB9308720(D0)
申请公布日期
1993.06.09
申请号
GB19930008720
申请日期
1993.04.27
申请人
UNIVERSITY OF LEICESTER
发明人
分类号
A61B5/12;H04R25/00;H04R29/00
主分类号
A61B5/12
代理机构
代理人
主权项
地址
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