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发明名称
Apparatus and method for contents distribution according to the contents hit ratio and method of contents service using it
摘要
申请公布号
KR100977121(B1)
申请公布日期
2010.08.23
申请号
KR20040014038
申请日期
2004.03.02
申请人
发明人
分类号
H04N21/20
主分类号
H04N21/20
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代理人
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