SECURITY AND/OR VALUABLE DOCUMENT COMPRISING HOLOGRAMS ESTABLISHED IN DIFFERENT LAYERS
摘要
The invention relates to a security and/or valuable document comprising at least two substrate layers connected to one another in stacks, wherein the substrate layers respectively carry a diffractive security element, and a method for production thereof.
申请公布号
WO2009049600(A2)
申请公布日期
2009.04.23
申请号
WO2008DE01673
申请日期
2008.10.15
申请人
BUNDESDRUCKEREI GMBH;LEOPOLD, ANDRE;EHREKE, JENS;MUTH, OLIVER