发明名称 |
GAMING TICKET |
摘要 |
The present invention provides a gaming ticket having one or more windows, the windows being defined by lines of weakness which tear unevenly as the window is opened to reveal tampering. In a preferred embodiment, the lines of weakness comprise perforations separated by substantial webs, the perforations being elongate slits which lie transverse the line of weakness. -6-
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申请公布号 |
CA2218568(C) |
申请公布日期 |
2003.08.12 |
申请号 |
CA19972218568 |
申请日期 |
1997.10.16 |
申请人 |
BINGO PRESS & SPECIALTY LIMITED |
发明人 |
STEWART, BRUCE;BRIGHT, IAN |
分类号 |
A63F3/06;(IPC1-7):B42D15/04 |
主分类号 |
A63F3/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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