COUNTERFEIT PREVENTION SHEET
PROBLEM TO BE SOLVED: To provide a counterfeit prevention sheet that is used for valuables such as banknotes, passports, valuable paper, cards, commodity tags, and art paper.SOLUTION: Lines comprised of watermark and a microscopic display body comprised of watermark are combined on at least part of...
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Main Authors | , |
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Format | Patent |
Language | English Japanese |
Published |
26.07.2018
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Subjects | |
Online Access | Get full text |
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