发明名称 Alarm circuit
摘要 An alarm circuit for vehicle headlights including a switching circuit which provides a warning when the headlights should be activated in accordance with ambient conditions, such as low light levels, as well as warning of when the headlights should be de-activated, as when the vehicle ignition system is switched off.
申请公布号 US4125824(A) 申请公布日期 1978.11.14
申请号 US19760684089 申请日期 1976.05.07
申请人 BARMAC ELECTRONICS 发明人 MCPHERSON, ERNEST W.;BARSS, JONN C.
分类号 G07C5/08;(IPC1-7):B60Q11/00;G08B23/00 主分类号 G07C5/08
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