发明名称 |
HEAT ACTUATED GAME |
摘要 |
HEAT ACTUATED GAME A lottery type game includes a plurality of indicia which can be exposed to reveal a winning or losing line has a central indicium covered by scratchable ink and two other indicia covered by an ink which is normally opaque at room temperature but which becomes transparent on heating. The game can be used for the packaging of heatable food products or for other promotions relating to heating equipment.
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申请公布号 |
CA2015351(A1) |
申请公布日期 |
1991.10.25 |
申请号 |
CA19902015351 |
申请日期 |
1990.04.25 |
申请人 |
POLLARD BANKNOTE LIMITED |
发明人 |
SCRYMGEOUR, LYLE H.;SANDERSON, JOHN H. |
分类号 |
B65D81/34;G01K11/12;(IPC1-7):B65D81/34 |
主分类号 |
B65D81/34 |
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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