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发明名称
A MICRO-SPEAKER IN MOBILE COMMUNICATION TERMINAL FORUSER OF HEARING AID COMPATIBILITY
摘要
申请公布号
KR100911945(B1)
申请公布日期
2009.08.13
申请号
KR20070082168
申请日期
2007.08.16
申请人
发明人
分类号
H04R9/02;H04R9/04
主分类号
H04R9/02
代理机构
代理人
主权项
地址
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