Card – picture – or sign exhibiting – Illuminated sign – Lamp box
Patent
1988-02-08
1990-03-13
Dorner, Kenneth J.
Card, picture, or sign exhibiting
Illuminated sign
Lamp box
40612, 362153, 3621531, 362367, G09F 1304
Patent
active
049073613
ABSTRACT:
An illuminated display device for installation in the ground or surface of a pavement and which incorporates a concrete base which houses a light source and which further supports a first fixed frame to which is mounted a thick transparent plate which plate is reinforced by transparent support members which extend upwardly from the bottom of the concrete base and which further includes an articulated thinner transparent plate which is mounted to a moveable frame which is secured over the fixed transparent plate in such a manner that advertising displays may be placed intermediate the two plates with the plates being selectively locked to retain the advertising displays therebetween.
REFERENCES:
patent: 640140 (1899-12-01), Lloyd
patent: 4329739 (1982-05-01), Loebner
Dorner Kenneth J.
Hakomaki J.
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