发明名称 Contest card having elastomeric coating removal means
摘要 A contest card or ticket having an abrasive layer of material for removing elastomeric and other coatings, that are used to conceal indicia on contest cards, chance tickets, game cards, lottery tickets etc. This card consists of an abraded edge or spot on a portion of the contest card or ticket so that the card or ticket may be folded over or used independently to remove coating that conceals indicia, abraded edge also retains coating on card or ticket.
申请公布号 US4627643(A) 申请公布日期 1986.12.09
申请号 US19860843870 申请日期 1986.03.25
申请人 LEONETTI, FRED L.;LEONETTI, RICHARD L. 发明人 LEONETTI, FRED L.;LEONETTI, RICHARD L.
分类号 A63F3/06;G09F23/00;(IPC1-7):B42D15/00 主分类号 A63F3/06
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