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发明名称
VOICE OVER INTERNET PROTOCAL SERVICE SYSTEM AND METHOD USING CELLULAR PHONE
摘要
申请公布号
KR100757866(B1)
申请公布日期
2007.09.11
申请号
KR20050066948
申请日期
2005.07.22
申请人
发明人
分类号
H04L12/66;H04L12/28
主分类号
H04L12/66
代理机构
代理人
主权项
地址
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