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发明名称
Digital AV device available Conditional Access in Digital AV system
摘要
申请公布号
KR100745277(B1)
申请公布日期
2007.08.01
申请号
KR20050028322
申请日期
2005.04.06
申请人
发明人
分类号
H04N21/462
主分类号
H04N21/462
代理机构
代理人
主权项
地址
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