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发明名称
Apparatus and Method for Digital Rights Management Using the Encrypted Right Objects
摘要
申请公布号
KR20070015807(A)
申请公布日期
2007.02.06
申请号
KR20050070403
申请日期
2005.08.01
申请人
发明人
分类号
G06F17/00
主分类号
G06F17/00
代理机构
代理人
主权项
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