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发明名称
Süsteem ja meetod teenuste l?ikes diferentseeritud kulude jälgimiseks sidesüsteemi telefoniaboneeringute jaoks
摘要
申请公布号
EE04925(B1)
申请公布日期
2007.10.15
申请号
EE20030000022
申请日期
2001.06.21
申请人
TELIA AB
发明人
JONAS ERIKSSON;GOERAN URBY;MIKAEL HANSSON
分类号
H04M15/00;H04M17/00
主分类号
H04M15/00
代理机构
代理人
主权项
地址
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