发明授权
- 专利标题: Identification system safeguarded against misuse
- 专利标题(中): 识别系统防止误用
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申请号: US751035申请日: 1976-12-16
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公开(公告)号: US4105156A公开(公告)日: 1978-08-08
- 发明人: Jurgen Dethloff
- 申请人: Jurgen Dethloff
- 专利权人: Dethloff Juergen
- 当前专利权人: Dethloff Juergen
- 优先权: ATX6599/76 19760906
- 主分类号: G06K7/00
- IPC分类号: G06K7/00 ; G06K19/073 ; G06Q20/00 ; G07D7/01 ; G07F7/10 ; G06K19/06 ; G06K7/06
摘要:
An identification card with interior circuits, including memory means, for use in a credit or identification system, into which the user enters a "secret" number and then the input gate to that part of the memory means is destroyed for security purposes.
公开/授权文献
- US4600989A Universal computer, recorded video interface 公开/授权日:1986-07-15
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