发明名称 Retro-fit illuminated sign module and method
摘要 A module for retro-fitting an illuminated Exit sign, includes a plurality of light emitting diodes mounted in the module. Light emitted by the diodes is reflected and scattered by a reflector panel in a generally uniform distribution pattern to illuminate the sign.
申请公布号 US5469347(A) 申请公布日期 1995.11.21
申请号 US19940192701 申请日期 1994.02.07
申请人 AREA LIGHTING RESEARCH, INC. 发明人 DUVE, GEORGE;GIEGER, JEFFREY S.
分类号 G09F13/04;G09F13/14;(IPC1-7):F21V5/00 主分类号 G09F13/04
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