发明名称 IMPROVED BALLOT FORM AND METHOD FOR MAKING AND USING SAME
摘要 The present invention is an improved scannable answer sheet or document suitable for a balloting process and a method for producing such document using a printing process, particularly a document that may be printed in a single color without impacting the ability of the document to be scanned by an automated mechanism.
申请公布号 US2006249579(A1) 申请公布日期 2006.11.09
申请号 US20060428042 申请日期 2006.06.30
申请人 DEBIASE SALVATORE E JR 发明人 DEBIASE SALVATORE E.JR.
分类号 G07C13/00;B42D15/00;G06K19/06 主分类号 G07C13/00
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