| 发明名称 |
Process of making silicon dioxide films for use as wear resistant coatings in video and digital magnetic recording |
| 摘要 |
A magnetic recording medium of improved durability is obtained by depositing a coating of silicon dioxide over a magnetic metallic film.
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| 申请公布号 |
US4268369(A) |
申请公布日期 |
1981.05.19 |
| 申请号 |
US19790071269 |
申请日期 |
1979.08.30 |
| 申请人 |
AMPEX CORPORATION |
发明人 |
BARLOW, MALCOLM;LUNDQUIST, JERRY R. |
| 分类号 |
G11B5/72;(IPC1-7):C23C15/00 |
主分类号 |
G11B5/72 |
| 代理机构 |
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