发明名称 SECURITY PAPER HAVING AN EMBEDDED SECURITY THREAD
摘要 <p>Security paper, security documents made from the security paper, and processes for making the security paper, are provided. A groove is formed in paper and a security element is positioned or bonded within the groove. A coating is applied over the security element so that the coating covers at least a portion of the security element and is coplanar with the surface of the paper. The security element may include any combination of security features for verification of document authenticity.</p>
申请公布号 WO1998054412(A1) 申请公布日期 1998.12.03
申请号 US1998010435 申请日期 1998.05.22
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