发明名称 SUROTSUTOMASHIN
摘要 PURPOSE:To permit a setting operator to easily detect the set value of the delivery probability of medals and prevent a player from detecting the value, as for a slot machine. CONSTITUTION:A slot machine is equipped with a delivered quantity display device 50 installed on the front surface of the front door of a slot machine, set value display device 60 installed on the reverse surface of the front door, and a controller 70 which selectively controls the display by the delivered quantity display device 50 and the display by the set value display device 60, through the selecting operation of a selecting switch 100.
申请公布号 JP2657348(B2) 申请公布日期 1997.09.24
申请号 JP19930102061 申请日期 1993.04.28
申请人 YAMASA KK 发明人 SANO SHINICHI
分类号 A63F5/04;(IPC1-7):A63F5/04 主分类号 A63F5/04
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