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发明名称
Method of accounting of electronical purses
摘要
申请公布号
EP0784300(A3)
申请公布日期
1998.04.01
申请号
EP19960106504
申请日期
1996.04.25
申请人
DEUTSCHE TELEKOM AG
发明人
HARTLEIF, SIEGFRIED, ING. (GRAD.);WESTPHAL, REINHARD
分类号
G06Q20/00;G07F7/08;(IPC1-7):G07F7/08
主分类号
G06Q20/00
代理机构
代理人
主权项
地址
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