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发明名称
Bone conduction speaker
摘要
申请公布号
KR101069067(B1)
申请公布日期
2011.09.29
申请号
KR20090025083
申请日期
2009.03.24
申请人
发明人
分类号
H04R13/00;H04R9/02
主分类号
H04R13/00
代理机构
代理人
主权项
地址
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