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发明名称
Blackening anodized case and its manufacturing method for MEMS microphones
摘要
申请公布号
KR101502929(B1)
申请公布日期
2015.03.16
申请号
KR20130097802
申请日期
2013.08.19
申请人
发明人
分类号
H04R19/04;H04R31/00
主分类号
H04R19/04
代理机构
代理人
主权项
地址
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