专利名称：Printed matter and printing method发明人：TOSHINORI TANAKA,MITSUO INOUE申请号：AU4354093申请日：19930602公开号：AU675435B2公开日：19970206
摘要：This invention relates to latent image printed matter which uses a combinationof projecting image lines of a color identical with or similar to that of a printing materialand image lines of a color different from that of the projecting image lines to prevent theforging and altering of the printed matter and discriminate between genuine printedmatter and forged printed matter easily; and a printing method for such printed matter.When colored regularly spaced linear image lines the color of which is different from thatof projecting image lines, such as a multi-line pattern the color of which is identical withthat of a printing material are printed on these projecting image lines, printed matter thecharacters and pattern on which can be recognized only when they are observed from apredetermined direction is obtained.
申请人：JAPAN AS REPRESENTED BY DIRECTOR-GENERAL, PRINTING BUREAU, MINI
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