| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a game machine having a game board allowing a player to see a predetermined picture displayed on a display device and removing dirt stuck thereon and the like without any wiping work by a parlor clerk or the like. <P>SOLUTION: This game machine is provided with the game board having a game area for flowing down a game ball and the display device provided in the back side of the game board. The game board comprises a board formed of a first synthetic resin having a predetermined transparency and a thin film layer formed of a photocatalyst material and having a predetermined transparency. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
