| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine with a simple-structured ball discharge device. SOLUTION: A shutter board 13 attached to a lower tray part 3 of the pachinko machine P to constitute the ball discharge device A for discharging reserved balls is turned associated with the pressing/returning of a ball discharge button 7 to open/close a ball discharge hole 3a in the lower tray part 3. COPYRIGHT: (C)2004,JPO&NCIPI
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