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发明名称
SYSTEM AND METHOD FOR IMPLEMENTING LOCAL NUMBER PORTABILITY
摘要
申请公布号
EP0940045(A2)
申请公布日期
1999.09.08
申请号
EP19970946479
申请日期
1997.10.30
申请人
BELLSOUTH CORPORATION
发明人
NIMMAGADDA, PRASAD, V.;EPLEY, ROBERT, V.
分类号
H04M3/42;H04M3/493;H04Q3/00;(IPC1-7):H04Q3/00
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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