FORGERY PREVENTIVE FILM
申请(专利)号:
JP特願2002-204229(P2002-204229)
申请日期:
20020712
公开/公告号:
JP特開2003-94869(P2003-94869A)A
公开/公告日期:
20030403
申请(专利权)人:
YUPO CORP 株式会社ユポ・コーポレーション
摘要:
PROBLEM TO BE SOLVED: To provide a forgery preventive film impossible to recognize character information to be protected without releasing an information concealing layer. SOLUTION: The forgery preventive film comprises a shielding layer treated to prevent a forgery, and thermoplastic resin films adhered to both surfaces of the shielding layer.
展开
相似文献
参考文献
引证文献
研究点推荐
辅助模式
0
引用
文献可以批量引用啦~
欢迎点我试用!