OPTICALLY VARIABLE SEE-THROUGH SECURITY ELEMENT AND DATA CARRIER

The invention relates to an optically variable see-through security element for safeguarding valuable objects, having a planar, optically variable surface pattern, which exhibits a different color in a view through it compared with a plan view and has almost no color shift effect in a view through i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TEUFEL, Björn, SCHERER, Kai Hermann, HOFFMÜLLER, Winfried
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BOOK COVERS BOOKBINDING DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR FILES LOOSE LEAVES MOVABLE-STRIP WRITING OR READING APPARATUS PERFORMING OPERATIONS PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR SPECIAL PRINTED MATTER TRANSPORTING
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