发明名称 System and method for unified telephone and utility consumption metering, reading, and processing
摘要 The system and method provides a conversion and interface between automated meter reading systems and telephone billing systems to enable a telephone billing system to collect, process, and combine usage data of telephone and non-telephone services and products, such as water usage, natural gas consumption, electric power consumption, and long distance and toll call usage.
申请公布号 US6163602(A) 申请公布日期 2000.12.19
申请号 US19990292643 申请日期 1999.04.15
申请人 HAMMOND, SCOTT H.;MCCULLOUGH, DOUGLAS P.;FRANTZ, ROBERT H. 发明人 HAMMOND, SCOTT H.;MCCULLOUGH, DOUGLAS P.;FRANTZ, ROBERT H.
分类号 G01D4/00;G01R22/00;H04N15/00;H04Q9/00;(IPC1-7):H04N15/00 主分类号 G01D4/00
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