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发明名称
Portable music player
摘要
申请公布号
KR100898172(B1)
申请公布日期
2009.05.19
申请号
KR20070074212
申请日期
2007.07.24
申请人
发明人
分类号
G11B20/10;G11B20/04;G11B25/04
主分类号
G11B20/10
代理机构
代理人
主权项
地址
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