FIELD: valuable paper securities and method for manufacturing of valuable paper securities protected from counterfeit.
SUBSTANCE: method involves introducing protective member formed as figured metallized polymeric thread onto net of netted cylinder of papermaking machine; dehydrating while forming face layer from pulp; pressing. Thread has central core and wing-shaped side members. During pressing, protrusion of thread wing ends above net surface onto paper surface, along at least one edge of figured thread by means of said members is provided, so that intermittent line is formed with constant or varying intervals between ends of thread wings.
EFFECT: enhanced protection of valuable paper securities from counterfeit.
6 cl, 13 dwg
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