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发明名称
VIDEO TELEPHONY SERVICE LINKING SYSTEM BETWEEN BCN AND INTERNET TELEPHONY NETWORK AND METHOD THEREOF
摘要
申请公布号
KR20060027644(A)
申请公布日期
2006.03.28
申请号
KR20040076526
申请日期
2004.09.23
申请人
KT CORPORATION
发明人
WOO, SIN JUNG
分类号
H04L12/66
主分类号
H04L12/66
代理机构
代理人
主权项
地址
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