Bright printed sheet

Details Bright printed sheet Bright printed sheet

1994-11-22

1997-04-29

Loney, Donald

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

428172, 428207, 4285422, D6575, D6617, B32B 328, A47G 3500

Patent

active

056247320

ABSTRACT:
The transparent plastic sheet is provided with the linearly extending convex lenses formed repeatedly, continuously and integrally therewith, on the surface side thereof, and the transparent printed layer formed on the back side thereof, to give the brightness with variously changing the sheet in color in dependence upon the angles of one's eyes relative to the plastic sheet, whereby improving the designing external appearance.

REFERENCES:
patent: 2951419 (1960-09-01), Lemelson
patent: 4127693 (1978-11-01), Lemelson
patent: 4393108 (1983-07-01), Barker et al.
patent: 4869946 (1989-09-01), Clay
patent: 5254390 (1993-10-01), Lu

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