Method of erasing magnetic latent image in thermo-magnetic recor

Details Method of erasing magnetic latent image in thermo-magnetic recor Method of erasing magnetic latent image in thermo-magnetic recor

1982-08-25

1985-03-05

Tarcza, Thomas H.

Recorders

Magnetographic

Radiation sensitive

430 39, G01D 1512

Patent

active

045034389

ABSTRACT:
A method of erasing a magnetic latent image includes the steps of simultaneously applying an external magnetic field and heat to a thermally magnetized layer of a magnetic recording medium.

REFERENCES:
patent: 3611415 (1971-10-01), Nelson
patent: 3832718 (1974-08-01), Berkowitz et al.
patent: 4340914 (1982-07-01), Hanaoka

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