Sign and sheet material useful therein

Details Sign and sheet material useful therein Sign and sheet material useful therein

1994-10-13

1997-08-12

Bell, James J.

Card, picture, or sign exhibiting

Signs

Multiple layer

40584, 40606, 428212, 428217, 442312, 442313, G09F 1900

Patent

active

056553242

ABSTRACT:
Signs which include a sheet including plastic stiff enough to resist fracture and flexible enough to maintain surface flatness in use without being put under tension, and such sheets.

REFERENCES:
patent: 4443516 (1984-04-01), Rogers
patent: 4468422 (1984-08-01), Seiner, Jr. et al.
patent: 4615934 (1986-10-01), Ellison
patent: 5271992 (1993-12-01), Siener, Jr. et al.
patent: 5529835 (1996-06-01), Siener, Jr. et al.

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