专利名称：Device and process for protecting a digital
document, and corresponding process forverifying the authenticity of a printedhardcopy
发明人：Bals, Klaas,Dehond, Guy,Hofstede, Nick申请号：EP09156764.4申请日：20090330公开号：EP2237546A1公开日：20101006
专利附图：
摘要：Array
申请人：Inventive Designers NV,Inventive Resources NV,Bals, Klaas,Dehond, Guy
地址：Sint-Bernardsesteenweg 552 2660 Hoboken BE,Sint-Bernardsesteenweg 5522660 Hoboken BE,Pauwenlaan 13 2660 Hoboken BE,Sint-Bernardsesteenweg 552 2660Hoboken BE
国籍：BE,BE,BE,BE
代理机构：Plas, Axel Ivo Michel
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