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发明名称
VOICE COMMUNICATION CONNECTION/CHARGING PROXY SUPPORT SYSTEM
摘要
申请公布号
KR20030007850(A)
申请公布日期
2003.01.23
申请号
KR20027016488
申请日期
2002.12.03
申请人
发明人
分类号
H04L12/14;H04M3/51;H04M15/16;H04M15/18;H04M15/28;H04M15/30
主分类号
H04L12/14
代理机构
代理人
主权项
地址
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