Dynamic magnetic information storage or retrieval – Record medium
Patent
1981-07-13
1983-12-27
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record medium
428212, 428900, G11B 2300, B32B 702
Patent
active
044234538
ABSTRACT:
A magnetic recording medium having two coated magnetic layers of a first magnetic layer and a second magnetic layer on a non-magnetic substrate. The first magnetic layer has a coercive force of 400 to 590 Oe and a thickness of 2.1 to 2.8.mu. and said second magnetic layer has a coercive force of 590 to 800 Oe and a thickness of at least 2.1.mu..
REFERENCES:
patent: 3328195 (1967-06-01), May
patent: 4075384 (1978-02-01), Suzuki et al.
Azegami Hitoshi
Horigome Eiji
Kawahara Hiroshi
TDK Electronics Co. Ltd.
Wolff John H.
LandOfFree
Magnetic recording medium does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Magnetic recording medium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Magnetic recording medium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-950731