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经营范围
发明名称
A Hidden Magnetostrictive Speaker Embedded in Flat Panel Display
摘要
申请公布号
KR101087493(B1)
申请公布日期
2011.11.28
申请号
KR20100018608
申请日期
2010.03.02
申请人
发明人
分类号
H04R15/00
主分类号
H04R15/00
代理机构
代理人
主权项
地址
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