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发明名称
Book of video
摘要
申请公布号
KR20090002422(U)
申请公布日期
2009.03.11
申请号
KR20070014869U
申请日期
2007.09.06
申请人
发明人
分类号
G09B19/06;G09B5/06
主分类号
G09B19/06
代理机构
代理人
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地址
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