Emergency lighting system
作者： Edward A Chandler
DOI:
关键词:
摘要: An emergency lighting system for electric discharge lamps utilizing an AC - DC inverter to supply power and having a normally non-conductive switching element in the feedback circuit of which enables upon failure line power.
lens.org 参考文章(4)
Kilpatrick George Wayne, Auxiliary alternating current structure ,(1962)
Richard C Swanson, Portable fluorescent lamp ,(1966)
Bishop Kenneth William John, Farmer Walter John Renaud, Improvements relating to electrical inverters ,(1967)