Illuminated sign construction

Card – picture – or sign exhibiting – Illuminated sign – Edge illuminated

Patent

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Details

40547, 40564, G09F 1318

Patent

active

045597316

ABSTRACT:
An improved illuminated sign construction utilizing a single source of illumination to back-light a transparency and a surrounding synthetic resinous frame element, the exposed edges of which emit a glow resembling that of a fluorescent tube. The exposed edges may be optionally of rounded configuration to achieve additional brightness.

REFERENCES:
patent: 2651864 (1953-09-01), Howenstine
patent: 3491245 (1970-01-01), Hardesty
patent: 4034494 (1977-07-01), Lane
patent: 4422719 (1983-12-01), Orcutt

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