发明名称 Calling card system
摘要 The present invention is a method and system for allowing a local user of a calling card to allow remote users to make calls charged to such card. An association is created between a telephone number associated with the local user, the calling card, a remote telephone number, and an access number. A remote user can call the an access number and enter the access code and will thereby be connected to the telephone number associated with the local user.
申请公布号 US2004213391(A1) 申请公布日期 2004.10.28
申请号 US20000732655 申请日期 2000.12.05
申请人 YAU PONTI HORON;LEE GIN CHUNG 发明人 YAU PONTI HORON;LEE GIN CHUNG
分类号 H04M17/02;(IPC1-7):H04M15/00;H04M17/00 主分类号 H04M17/02
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