发明名称 Audit and pricing system for coin-operated games
摘要 An audit system for recording the activation of coin-operated electronic equipment and the amounts of money collected employing a real-time clock to time stamp information recorded in non-volatile or battery powered memory, such as total collections, number of games played, etc. The system also allows selective pricing based on a time of day schedule.
申请公布号 US5533727(A) 申请公布日期 1996.07.09
申请号 US19940312709 申请日期 1994.09.27
申请人 WILLIAMS ELECTRONICS GAMES, INC. 发明人 DEMAR, LAWRENCE E.
分类号 G07F9/08;G07F17/32;(IPC1-7):A63F9/00;A63F9/22;G06F17/00 主分类号 G07F9/08
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