发明名称 SECURITY LOTTERY TICKET STOCK
摘要 <p>A security stock material for use in lottery tickets or other instruments where prevention of the viewing of indicia on the lottery ticket is achieved despite tampering to make the stock material translucent by chemical or other means. A method of making the stock material by combining natural brown kraft linerboard with bleached fibers on one side and a black ink or black coating on the other side is also disclosed.</p>
申请公布号 EP1032499(A4) 申请公布日期 2004.12.15
申请号 EP19980931763 申请日期 1998.07.01
申请人 SPECTRA-KOTE CORPORATION 发明人 PROPST, CHARLES, W., JR.
分类号 B41M3/14;D21H11/04;D21H19/82;D21H21/40;D21H27/38;(IPC1-7):B42D15/00;D21H27/28 主分类号 B41M3/14
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