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发明名称
Self electret condenser microphone
摘要
申请公布号
KR100486870(B1)
申请公布日期
2005.05.03
申请号
KR20020045010
申请日期
2002.07.30
申请人
发明人
分类号
H04R19/04;(IPC1-7):H04R19/04
主分类号
H04R19/04
代理机构
代理人
主权项
地址
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