Magnetic recording medium with stepwise orientation of deposited metallic particles
US4371590A · kind A · utility
17Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 1980 |
| Grant date | Feb 1, 1983 |
| Priority date | — |
| Expiry date | Dec 5, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12465
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium having multi-layer structure of two or more thin metallic layers on a substrate. The orientations of metallic particles are different for each of said thin metallic layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.