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经营范围
发明名称
METHOD FOR TRANSFERRING AND PLAYING ENCRYPTED DATA
摘要
申请公布号
KR100953159(B1)
申请公布日期
2010.04.20
申请号
KR20030047561
申请日期
2003.07.12
申请人
发明人
分类号
H04N7/167;H04N21/6334
主分类号
H04N7/167
代理机构
代理人
主权项
地址
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