Dynamic magnetic information storage or retrieval – Record medium
Patent
1983-09-26
1987-03-10
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record medium
428900, G11B 574
Patent
active
046494510
ABSTRACT:
A magneto-optical recording medium is disclosed which comprises a substrate, a magnetic thin film and a multi-layered dielectric layer for regulating the reflection factor of the magnetic thin film.
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patent: 3626394 (1971-12-01), Nelson et al.
patent: 3851973 (1974-12-01), Macek
patent: 4412264 (1983-10-01), Imamura et al.
patent: 4414650 (1983-11-01), Ohta et al.
patent: 4525028 (1985-06-01), Dorschner
T. N. Kennedy, Magnetic Recording Disk with Buried Servo Layer, Dec. 1980, 2949-2950.
Canon Kabushiki Kaisha
Sniezek Andrew L.
Wolff John H.
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