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发明名称
MEMS MICROPHONE HAVING SOUND PASS HOLE BY DOWNWARD CURVE
摘要
申请公布号
KR101452402(B1)
申请公布日期
2014.10.22
申请号
KR20130037278
申请日期
2013.04.05
申请人
发明人
分类号
H04R19/04
主分类号
H04R19/04
代理机构
代理人
主权项
地址
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