método para produzir um elemento de segurança e elemento de segurança

The invention relates to a security element (1) comprising a substrate (2) having at least one opening (3), wherein the opening (3) is closed on one side by an at least partially translucent or transparent film (4), and a coating is present on the side of the substrate (2) opposite the film (4) in t...

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Bibliographische Detailangaben
Hauptverfasser: WINFRIED HOFFMULLER, MANFRED HEIM, THEODOR BURCHARD, FRIEDRICH KRETSCHMAR, KARIN WINKLER, BERND OWEGER, MARIO KELLER, BERNHARD WIEDNER, RALF LIEBLER, JURGEN RUCK, REINHARD PLASCHKA, CHRISTOPH MENGEL
Format: Patent
Sprache:por
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