FIELD: engineering of information carriers.
SUBSTANCE: in information carrier on the base (17) a section is printed using metallographic printing method, which is partially covered by film (11). In the film, a cut (12) is present in the zone of aforementioned section.
EFFECT: increased degree of protection of valuable document from falsification.
2 cl, 4 dwg
Authors
Dates
2008-04-20—Published
2003-10-16—Filed