发明名称 Motion sensitive reminder
摘要 A compact motion sensitive reminder device that is an integral part of almost any movable item and which emits an audio signal when the item is initially moved from a stationary condition and then remains silent during the item's use, and emits the audio signal again only after a certain amount of time that the movable item has remained stationary.
申请公布号 US5777554(A) 申请公布日期 1998.07.07
申请号 US19970801447 申请日期 1997.02.18
申请人 LEHMANN, ROGER W.;SATTEN, MICHAEL I. 发明人 LEHMANN, ROGER W.;SATTEN, MICHAEL I.
分类号 G08B13/14;G08B21/24;(IPC1-7):G08B13/14 主分类号 G08B13/14
代理机构 代理人
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