发明名称 SOFORT ZU KONTROLLIERENDE BINGOSPIELKARTE
摘要 In an instant bingo game card marking of numbers on a player card (18,20,22,24) portion is effected while the numbers are at all times visible, there being indicating means (26,28,30) adapted to function so as to provide a change from a darker to a lighter colour. In one embodiment the indicating means (26,28,30) is covered by a scratch-off layer. <IMAGE>
申请公布号 AT244043(T) 申请公布日期 2003.07.15
申请号 AT19970202496T 申请日期 1994.04.20
申请人 SCIENTIFIC GAMES INC. 发明人 BEHM, WILLIAM FREDERICK;TEVIS, MARK CHILES
分类号 A63F3/06 主分类号 A63F3/06
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