Card – picture – or sign exhibiting – Display card – Having a curved display panel
Patent
1986-10-30
1988-12-13
Swiatek, Robert P.
Card, picture, or sign exhibiting
Display card
Having a curved display panel
401521, G09F 112
Patent
active
047900890
ABSTRACT:
The picture frame described herein is particularly sturdy and economic in as much as the framework (1) and support plane (2) on to which the image (3) is placed and the transparent plane (4) are held together by blocking elements (7) independently of the framework (1), and the framework (1) and all the other components are attached to one another by means of coupling elements (6) which by gripping onto the support plane (2) constitute the coupling elements for supporting the entire frame.
REFERENCES:
patent: 3798815 (1974-03-01), Ward
patent: 4217710 (1980-08-01), Becker
patent: 4235030 (1980-11-01), Astolfi
patent: 4349974 (1982-09-01), Rapayelian
patent: 4356648 (1982-11-01), Beaulieu
Pico-Glass S.p.A.
Stone Cary E.
Swiatek Robert P.
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