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发明名称
Method and device for protecting digital content in mobile applications
摘要
申请公布号
KR20070020433(A)
申请公布日期
2007.02.21
申请号
KR20067020686
申请日期
2006.10.02
申请人
发明人
分类号
G06F15/00;G06F17/00;G06F21/00
主分类号
G06F15/00
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代理人
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