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经营范围
发明名称
Portable telephone speaker
摘要
申请公布号
KR100616317(B1)
申请公布日期
2006.08.28
申请号
KR20040047358
申请日期
2004.06.24
申请人
发明人
分类号
H04R9/02
主分类号
H04R9/02
代理机构
代理人
主权项
地址
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