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发明名称
METHOD FOR ANALYZING QUALITY ESTIMATION AND QUALITY PROBLEM OF INTERNET TELEPHONE
摘要
申请公布号
KR100967890(B1)
申请公布日期
2010.07.06
申请号
KR20080123193
申请日期
2008.12.05
申请人
发明人
分类号
H04M3/22;H04M3/02
主分类号
H04M3/22
代理机构
代理人
主权项
地址
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