发明名称 Rental appliance hiring system
摘要 A powered rental appliance which has a power cut off switch, a timer which is preset to a hiring period prior to the appliance being hired to a hiree, display means to display the hire time remaining, and means to reset the timer upon payment of an additional hire charge to the hirer, whereby the cut off switch is activated after the preset hire period has been exceeded without an additional hire charge having been paid to the hirer.
申请公布号 US2004008582(A1) 申请公布日期 2004.01.15
申请号 US20020297191 申请日期 2002.12.03
申请人 RICHARDS ALAN ROBERT;RICHARDS TRACY LYN 发明人 RICHARDS ALAN ROBERT;RICHARDS TRACY LYN
分类号 G07C9/00;G07F7/00;(IPC1-7):G04B47/00 主分类号 G07C9/00
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