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发明名称
DYNAMIC PRESENCE MANAGEMENT
摘要
申请公布号
EP1459508(B1)
申请公布日期
2006.02.15
申请号
EP20020788392
申请日期
2002.12.19
申请人
NORTEL NETWORKS LIMITED
发明人
MCKINNON, STEVE, J.;CHEN, TA-MING
分类号
H04M3/54;H04L12/58;H04M3/42;H04M7/00
主分类号
H04M3/54
代理机构
代理人
主权项
地址
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