Laminar sheet construction

Details Laminar sheet construction Laminar sheet construction

1993-07-22

1996-06-25

Caldarola, Glenn

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428253, 428254, 428408, 514 25, 514 26, 536 41, 536 5, B32B 700, A01N 4304, A61K 3170, C07G 300

Patent

active

055298354

ABSTRACT:
Graphic laminar sheet material in which a barrier layer separates a base layer and an eradicable layer of color contrasting with the base layer.

REFERENCES:
patent: 4113907 (1978-09-01), Haage et al.
patent: 4187131 (1980-02-01), Shortway et al.
patent: 4341443 (1982-07-01), Robinson
patent: 4468422 (1984-08-01), Siener, Jr. et al.
patent: 5271992 (1993-12-01), Siener, Jr. et al.

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