Self-illuminating sheet/book page

Details Self-illuminating sheet/book page Self-illuminating sheet/book page

1992-06-02

1994-04-12

Rosenbaum, Mark

Printed matter

Having revealable concealed information, fraud preventer or...

And electrically conductive material

40442, B42D 1500

Patent

active

053019822

ABSTRACT:
A sheet or page of a book being self-illuminating, each such sheet utilizing electroluminescent polymer film to be illuminated as indicia or, in an alternate embodiment, as background for indicia.

REFERENCES:
patent: 1854418 (1932-04-01), Morrison
patent: 2232815 (1941-02-01), Van Ausdall
patent: 4286399 (1981-09-01), Funahashi et al.
patent: 4363081 (1982-12-01), Wilbur
patent: 4475298 (1984-10-01), Munoz
patent: 4667427 (1987-05-01), Been
patent: 5118138 (1992-06-01), Brotz

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