Method and apparatus for providing supplementary service of text-based during video service,申请号KR20060026958-传众专利搜索

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发明名称	Method and apparatus for providing supplementary service of text-based during video service
摘要
申请公布号	KR100844923(B1)	申请公布日期	2008.07.09
申请号	KR20060026958	申请日期	2006.03.24
申请人		发明人
分类号	H04W4/20;H04W4/16	主分类号	H04W4/20
代理机构		代理人
主权项
地址

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