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经营范围
发明名称
Gaming units with an enhanced group bonus round
摘要
申请公布号
GB0519133(D0)
申请公布日期
2005.10.26
申请号
GB20050019133
申请日期
2004.03.11
申请人
IGT
发明人
分类号
G07F17/32
主分类号
G07F17/32
代理机构
代理人
主权项
地址
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