Picture frames

Details Picture frames Picture frames

1979-12-17

1981-06-02

Pitrelli, John F.

Card, picture, or sign exhibiting

Display card

Having a curved display panel

40 10D, G09F 112

Patent

active

042702887

ABSTRACT:
A picture frame comprising a transparent synthetic plastics plate with inclined edges, and a clamping member which snaps between the inclined edges and presses a picture against the transparent plate by spring action.

REFERENCES:
patent: 1742378 (1930-01-01), Boese
patent: 3694947 (1972-10-01), Mukai et al.
patent: 3981091 (1976-09-01), Wiener
patent: 4063378 (1977-12-01), Burke

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