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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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