Card – picture – or sign exhibiting – Illuminated sign – Lamp box
Patent
1978-07-27
1980-04-29
Mancene, Louis G.
Card, picture, or sign exhibiting
Illuminated sign
Lamp box
G09F 2300
Patent
active
041998855
ABSTRACT:
An illuminable sign which includes a panel having an opening therein. A lens assembly, which includes at least one magnetic member on its outer periphery, is mountable in the opening from the front side of the panel. The lens assembly is removably secured in the opening via one or more permanent magnets mounted adjacent to the opening on the back side of the panel, which attract the magnetic member, or members.
REFERENCES:
patent: 2785490 (1957-03-01), Fabry
patent: 3418738 (1968-12-01), Goodman
Contreras Wenceslao J.
Lackey D. R.
Mancene Louis G.
Westinghouse Electric Corp.
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