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发明名称
Digital audio player
摘要
申请公布号
USD574849(S1)
申请公布日期
2008.08.12
申请号
US20070276222F
申请日期
2007.01.19
申请人
SHENZHEN SKY DRAGON AUDIO-VIDEO TECHNOLOGY CO., LTD.
发明人
CHEN WEISONG
分类号
主分类号
代理机构
代理人
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