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发明名称
Headphone Having Function of Bone Conduction Using Piezoelectric Vibration
摘要
申请公布号
KR101093049(B1)
申请公布日期
2011.12.13
申请号
KR20090082708
申请日期
2009.09.02
申请人
发明人
分类号
H04R17/00;H04R1/10;H04R3/00;H04R13/00
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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