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Proceedings Paper

Thin-film devices in security printing inks
Author(s): Haim Bretler
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Paper Abstract

With the advent, some years ago, of better and lower priced colour photocopiers, it was recognized that these machines presented a potential for unauthorized reproduction of currency and other paper value.

Paper Details

Date Published: 1 April 1990
PDF: 5 pages
Proc. SPIE 1210, Optical Security and Anticounterfeiting Systems, (1 April 1990); doi: 10.1117/12.17916
Show Author Affiliations
Haim Bretler, SICPA SA (Switzerland)

Published in SPIE Proceedings Vol. 1210:
Optical Security and Anticounterfeiting Systems
William F. Fagan, Editor(s)

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