Identification system safeguarded against misuse

Registers – Coded record sensors – Particular sensor structure

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Details

235487, 235492, G06K 1906, G06K 706

Patent

active

041051564

ABSTRACT:
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.

REFERENCES:
patent: 3641499 (1972-02-01), Housman
patent: 3702464 (1972-11-01), Castrucci
patent: 3868057 (1975-02-01), Chavez
patent: 3906460 (1975-09-01), Halpern
patent: 3934122 (1976-01-01), Riccitelli
patent: 4001550 (1977-01-01), Schatz
patent: 4004133 (1977-01-01), Hannan
patent: 4007355 (1977-02-01), Moreno

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