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经营范围
发明名称
MULTIPLE INTERACTIVE ELECTRONIC PROGRAM GUIDE SYSTEM AND METHODS
摘要
申请公布号
KR100685503(B1)
申请公布日期
2007.02.27
申请号
KR20017011282
申请日期
2001.09.04
申请人
发明人
分类号
H04N21/431
主分类号
H04N21/431
代理机构
代理人
主权项
地址
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