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发明名称
POINT OF SALE ACTIVATION AND DEACTIVATION OF PRE-PAID TELEPHONE CALLING CARDS
摘要
申请公布号
EP1103140(A1)
申请公布日期
2001.05.30
申请号
EP19990942644
申请日期
1999.06.02
申请人
MCI WORLDCOM, INC.
发明人
BOND, JAMES, DUKE;HENDERSON, KARL;MIR, KAMRAN;WU, FRANK
分类号
H04M15/00;H04M17/00;H04Q3/00;(IPC1-7):H04M17/00
主分类号
H04M15/00
代理机构
代理人
主权项
地址
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