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发明名称
METHOD TO PROVIDE SERVICE FOR SELECTING THE TOLL LINE NETWORK BASED ON VOIP
摘要
申请公布号
KR20050079011(A)
申请公布日期
2005.08.09
申请号
KR20040007075
申请日期
2004.02.03
申请人
DACOM CO., LTD.
发明人
KO, KYUNG SE;SIM, HYUNG SIK;LEE, KWANG SOO
分类号
H04L12/66;(IPC1-7):H04L12/66
主分类号
H04L12/66
代理机构
代理人
主权项
地址
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