| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a lottery ticket which is the lottery ticket (lot) having so high security as allowing it to be unsealed only by a machine and can be adapted to a system that makes the value thereof varied in the sequence of unsealing, and a manufacturing method thereof. <P>SOLUTION: At least a low-melting metal thin film layer and a transparent protective layer are provided sequentially on one side of a transparent base constituted of a single layer or a plurality of layers and having a thickness of 10μm or more, while at least a lottery information layer and a reflective hiding layer are provided sequentially on the other side. Lottery information to be used for lottery is recorded on the lottery information layer with colored ink containing a fluorescent material, while the low-melting metal thin film layer has hiding properties making it impossible to see the information to be used for the lottery, from the side where the protective layer is provided. <P>COPYRIGHT: (C)2004,JPO</p> |
