| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a copy protection printed matter in which, in addition to such an effect that a specified pattern appears, the likewise pattern appears even when the pattern is regularly reflected in the field of valuable printed matters requiring a forgery prevention effect such as a bank note, a passport, valuable securities, an identification card, a card and a pass. <P>SOLUTION: The copy protection printed matter which has an expression effect of superior copy protection pattern even when compared with the conventional technique on copying and also has such an excellent authenticity discriminating effect as to enable everybody obtaining the printed matter to quickly determine whether the printed matter is an authentic printed matter without requiring a tool, concerning a copy protection technique having a high affinity to the design of the valuable printed matter which can be imparted into a background pattern, a design pattern and a relief pattern. <P>COPYRIGHT: (C)2013,JPO&INPIT |
