Patent · US Expired

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US4176259A · kind A · utility

5Cited by
11References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 4, 1976
Grant dateNov 27, 1979
Priority date
Expiry dateOct 4, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06K7/0166
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Apparatus for processing bits of information magnetically recorded on a credit card or similar article. The apparatus includes a slot for receiving the credit card as well as a transducer for reading the bits of information when the card is manually moved thereunder. Circuitry connected to the transducer is operative to read the recorded bits of information. Sensors, provided at each side of the transducer, detect and time the initial movement of the card. An alarm circuit is operative to generate a warning if the card does not proceed at the minimum speed necessary to read the bits of information.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.