FIELD: printing industry.
SUBSTANCE: element of protection for counterfeit-proof papers, valuable documents and similar items, having face side (16), reverse side (18), protection property (14) applied onto the reverse side (18) and pattern applied on the face side by gravure printing method, contains at least one stamped bump (20E) arranged opposite to the protection property (14), which saves at least part of protection property at gravure printing stage.
EFFECT: improved extent of protection.
35 cl, 25 dwg
Authors
Dates
2011-05-10—Published
2007-07-30—Filed