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发明名称
Betriebsverfahren eines elektronischen Prepaid-Kontos und Anordnung zu dessen Durchführung
摘要
申请公布号
DE10104540(C2)
申请公布日期
2002.11.07
申请号
DE20011004540
申请日期
2001.02.01
申请人
SIEMENS AG
发明人
OFFER, GERO
分类号
H04M17/00;(IPC1-7):G07F7/08
主分类号
H04M17/00
代理机构
代理人
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