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经营范围
发明名称
Digital Broadcasting Conditional Access System and Method using Authorization Revocation List
摘要
申请公布号
KR100749803(B1)
申请公布日期
2007.08.17
申请号
KR20050104877
申请日期
2005.11.03
申请人
发明人
分类号
H04N7/16;H04N5/44
主分类号
H04N7/16
代理机构
代理人
主权项
地址
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