Apparatus for checking the user of a card in card-actuated machines
US4048475A · kind A · utility
40Cited by
8References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 26, 1976 |
| Grant date | Sep 13, 1977 |
| Priority date | — |
| Expiry date | Oct 26, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F7/1066
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A system for checking the user of a card in a card-actuated machine such as automatic cash dispenser, wherein the card has recorded thereon two kinds of coded information for collation, which are changed every time the card is used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.