Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1983-01-04
1985-01-22
Pianalto, Bernard D.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
427 35, 427129, 427130, 427131, 427132, 428336, 428457, 428694, H01F 1002
Patent
active
044952414
ABSTRACT:
An extremely thin highly magnetic layer is formed on one surface side only of an age-hardening type magnet alloy film by local age-hardening after solution treatment for the purpose of high density recording without any process difficulties.
Nippon Gakki Seizo Kabushiki Kaisha
Pianalto Bernard D.
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