发明名称 Emergency flashlight
摘要 A flashlight having a compass and a detection box on its front end. The detection box has an auxiliary battery inside of it which operates separately from the main dry cell batteries of the flashlight. The auxiliary battery activates a sounder to emit beeping or buzzing noise and simultaneously activates a user lamp to flash short bursts of bright light when the control switch of the detection box is switched on.
申请公布号 US4835665(A) 申请公布日期 1989.05.30
申请号 US19880203827 申请日期 1988.06.08
申请人 KAO, FON-SAN 发明人 KAO, FON-SAN
分类号 F21V33/00 主分类号 F21V33/00
代理机构 代理人
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