prov:value
| - 1Apr 22, 2004Mar 30, 2010Kodak Graphic Communications Canada CompanyCovert authentication method and apparatusUS7896251 *Nov 15, 2005Mar 1, 2011Fuji Xerox Co., Ltd.Medium provided with magnetic element, and method and apparatus for reading information from such mediumUS8121386Sep 15, 2006Feb 21, 2012ArjowigginsSecure article, notably a security and/or valuable documentUS8584960 *Apr 18, 2011Nov 19
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