Magnetic information carrier

Registers – Records – Magnetic

Patent

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Details

360 2, G06K 1906, G11B 2504

Patent

active

042158125

ABSTRACT:
A magnetic information carrier comprising two magnetic tracks. One track contains coded magnetic information and the other track is deposited in depressions formed in the carrier and filled with a magnetic liquid, for displaying some of the coded magnetic information of the first track.

REFERENCES:
patent: 3221428 (1965-12-01), Fischler
patent: 3599153 (1971-08-01), Lewis
patent: 3778598 (1973-12-01), Eberly
patent: 3860796 (1975-01-01), Wallace
patent: 3878367 (1975-04-01), Fayling

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