Data carrier liquid with an element of safety glass.
1990
The invention relates to a carrier DATA OR CARD ANALYZER; PROTECTS AGAINST THAT THROUGH A ADULTERATIONS CROMATICA COPIER AND CONTAINS a safety OPTICAL VARIABLE IN FLUID-CRYSTALLINE MATERIAL and is characterized; The security element has a layer of material BASE POLYMER FLUID-CRYSTALLINE SHOWING AT ROOM TEMPERATURE mirror color change and can be made different elements of security, since MATERIALS FLUID-CRYSTALLINE enable a LIGERA ELABORACION the finished product.
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