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发明名称
Apparatus and its method for connecting bi-directional service in wireless communication terminal
摘要
申请公布号
KR100742497(B1)
申请公布日期
2007.07.24
申请号
KR20050133089
申请日期
2005.12.29
申请人
发明人
分类号
H04N21/43;H04H20/02
主分类号
H04N21/43
代理机构
代理人
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