发明名称 |
PROCESS FOR PRODUCING TAMPERPROOF DOCUMENTS AGAINST FALSIFICATIONS |
摘要 |
The tamperproof document consists of a photographic material as information carrier which is laminated on one or both sides with a transparent foil. The foil is attached to the surface of the information carrier by a layer of adhesive containing poly-1,2-alkyleneimine. The document is eminently saft against falsification. |
申请公布号 |
PT75291(A) |
申请公布日期 |
1982.08.01 |
申请号 |
PT19820075291 |
申请日期 |
1982.07.21 |
申请人 |
AGFA-GEVAERT AKTIENGESELLSCHAFT |
发明人 |
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分类号 |
B41M3/14;B42D15/10;B44F1/12;G03C11/08 |
主分类号 |
B41M3/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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