发明名称 Card pay telephone with speed dialing
摘要 A pay telephone includes a keypad, a card reader, and a processor. The keypad receives input signals from a caller. The card reader reads identification data and speed dial numbers from a card received from the caller. The processor receives the input signals from the keypad and the identification data and speed dial numbers from the card reader, and concurrently validates the card using the identification data and initiates a telephone call using the input signals or the speed dial numbers.
申请公布号 US6487284(B1) 申请公布日期 2002.11.26
申请号 US19990351615 申请日期 1999.07.12
申请人 VERIZON LABORATORIES INC. 发明人 CAMPBELL DAVID N.
分类号 H04M17/02;(IPC1-7):H04M17/00 主分类号 H04M17/02
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