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发明名称
System and Method for Paying a Fee by VoIP Terminal, VoIP Terminal
摘要
申请公布号
KR101008934(B1)
申请公布日期
2011.01.18
申请号
KR20080071946
申请日期
2008.07.23
申请人
发明人
分类号
H04M15/00
主分类号
H04M15/00
代理机构
代理人
主权项
地址
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