发明名称 |
FORGERY PREVENTING CARD |
摘要 |
<p>PROBLEM TO BE SOLVED: To provide a forgery preventing card to be manufactured at low cost and simply discriminating whether being forged or not. SOLUTION: A forgery preventing card is provided with a card base 11, a color change printed layer 12 formed on a given area of the card base 11 and demonstrating different colors when being visualized from a certain angle and from another angle and a forgery discrimination display layer 13 formed on a given area of the color change layer 12 and matched with a background color and not conspicuous when being visualized from a certain angle and displaying a given forgery discriminating pattern risen from the surface when being visualized from another angle.</p> |
申请公布号 |
JP2001030614(A) |
申请公布日期 |
2001.02.06 |
申请号 |
JP19990203226 |
申请日期 |
1999.07.16 |
申请人 |
DAINIPPON PRINTING CO LTD |
发明人 |
MORI YOICHI;NAGAHATA KATSUYA;SASAKI YOSHIKI;KOBAYASHI MASAYA |
分类号 |
B42D15/10;B41M3/14;(IPC1-7):B41M3/14 |
主分类号 |
B42D15/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|