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发明名称
EXTENDED MICROPHONE WITH POSITIONING DISPLAY
摘要
申请公布号
KR200399962(Y1)
申请公布日期
2005.10.31
申请号
KR20050023946U
申请日期
2005.08.19
申请人
发明人
分类号
H04R1/08;H04B1/38
主分类号
H04R1/08
代理机构
代理人
主权项
地址
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