Card – picture – or sign exhibiting – Illuminated sign – Lamp box
Patent
1991-03-15
1994-09-20
Green, Brian K.
Card, picture, or sign exhibiting
Illuminated sign
Lamp box
40618, 362812, G09F 1304
Patent
active
053477367
ABSTRACT:
An illuminated sign comprises a housing containing a light source and having a sign face defining a side of the sign. The housing has upright end members and cross members extending between the end members, each member defining an inwardly directed locating channel and an undercut locating channel. The edge portions of the sign face are received in the locating channels. Right angle corner brackets are provided for location in the connecting channels to join the frame members.
REFERENCES:
patent: 1352031 (1920-09-01), Schaffner
patent: 3722120 (1973-03-01), Finkel
patent: 3742633 (1973-07-01), Palm
patent: 4553345 (1985-11-01), Bercier et al.
patent: 4693026 (1987-09-01), Callahan et al.
patent: 4817316 (1989-04-01), Walker
patent: 4848017 (1989-07-01), Bailey et al.
patent: 5088221 (1992-02-01), Bussiere et al.
Green Brian K.
Sign-Rite Inc.
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