Device for increasing the usable luminous flux of fluorescent lamps
United States Patent 3233096
US Patent References:
Lighting unit for reflected illumination
- - 1900551

Reflector
- - 2194841


Inventors:
Heinrich, Schmitt
Publication Date:
02/01/1966
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Assignee:
Heinrich, Schmitt
Primary Class:
362/217
International Classes:
F21V7/04; F21V7/00