发明名称 |
Trustee instrument of gift-voucher type for use as a conventional gift voucher or for paying for goods over the Internet has an identifying zone that can be uncovered by scratching and then used to authenticate the voucher |
摘要 |
Internet trustee gift-voucher comprises two information zones containing validation codes, one of which is concealed and marked prior to use. A key correlates between the zones and the concealed zone is uncovered and an identifier transmitted via Internet to a server for authentication of the voucher. The voucher can also be hand delivered and a validation code sent over the Internet.
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申请公布号 |
FR2806190(A1) |
申请公布日期 |
2001.09.14 |
申请号 |
FR20000003183 |
申请日期 |
2000.03.13 |
申请人 |
FAVREAU GUY |
发明人 |
FAVREAU GUY |
分类号 |
B42D15/00;G07F7/02;G07F7/12;(IPC1-7):G06K19/10;H04L9/32;B42D15/10 |
主分类号 |
B42D15/00 |
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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