Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1979-03-19
1980-08-26
Herbert, Jr., Thomas J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428204, 428207, 428323, 428500, B32B 300, B32B 516, G09F 302
Patent
active
042195993
ABSTRACT:
Laminated documents such as I.D. cards using a phosphorescent material as a verification or validation pattern.
REFERENCES:
patent: 4009031 (1977-02-01), Carlson et al.
patent: 4060643 (1977-11-01), Blanks
patent: 4101701 (1978-07-01), Gordon
patent: 4115618 (1978-09-01), MacLeish et al.
patent: 4117181 (1978-09-01), Minami et al.
Idelson Elbert M.
Raphael Thomas
Schlein Herbert N.
Herbert, Jr. Thomas J.
Polaroid Corporation
Xiarhos Louis G.
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