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发明名称
Method for settling accounts for charges between a service provider and a network access provider for a Calling Card service
摘要
申请公布号
EP0936797(A3)
申请公布日期
2005.03.16
申请号
EP19990100904
申请日期
1999.01.20
申请人
DEUTSCHE TELEKOM AG
发明人
LOOS, JUERGEN
分类号
H04M17/00;(IPC1-7):H04M15/00;H04M15/10;H04M3/42
主分类号
H04M17/00
代理机构
代理人
主权项
地址
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