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发明名称
Sound reproducing system by transfering and reproducing acoustc signal with ultrasonic
摘要
申请公布号
KR100689876(B1)
申请公布日期
2007.03.09
申请号
KR20040108910
申请日期
2004.12.20
申请人
发明人
分类号
G10K11/00;G10K11/28
主分类号
G10K11/00
代理机构
代理人
主权项
地址
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