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发明名称
IMPROVED ARTIFICIAL EAR AND AUDITORY CANAL SYSTEM AND MEANS OF MANUFACTURING THE SAME
摘要
申请公布号
EP0988774(B1)
申请公布日期
2003.12.17
申请号
EP19980921624
申请日期
1998.05.15
申请人
CENTRAL RESEARCH LABORATORIES LIMITED
发明人
SIBBALD, ALASTAIR;WARNER, DEREK, GEORGE
分类号
H04R5/027;H04R29/00;(IPC1-7):H04R5/027
主分类号
H04R5/027
代理机构
代理人
主权项
地址
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