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发明名称
USING NUMBER PORTABILITY DATABASE TO SOLVE CALL TROMBONING
摘要
申请公布号
EP0925705(A1)
申请公布日期
1999.06.30
申请号
EP19970941664
申请日期
1997.09.15
申请人
ERICSSON INC.
发明人
MILLS, JAMES, L., JR.
分类号
H04Q3/00;H04W8/28;(IPC1-7):H04Q7/38;H04Q7/22
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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