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The role of guarantee with brand colorful
The role of guarantee with brand colorful
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机译:品牌色彩的保证作用
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摘要
Security paper comprising a central resinous substrate sheet carrying indicia on one face, with paper sheets permanently laminated to both faces such that the indicia are substantially undetectable when viewed in reflected light and are apparent through the paper sheets when viewed by transmitted light within the visible spectrum.
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