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发明名称
SPEAKER UNIT
摘要
申请公布号
KR101129904(B1)
申请公布日期
2012.03.28
申请号
KR20100042698
申请日期
2010.05.07
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
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地址
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