发明名称 |
Disk substrate for magnetic memory devices. |
摘要 |
<p>This invention is directed to the fabrication of substrates for rigid information disks for use in a magnetic storage device, the surface of the substrate comprising a smooth area and a low friction area. Conveniently, the substrate will comprise a photonucleable glass wherein the low friction area will have a controlled textured surface. <IMAGE></p> |
申请公布号 |
EP0625778(A2) |
申请公布日期 |
1994.11.23 |
申请号 |
EP19940107538 |
申请日期 |
1994.05.16 |
申请人 |
CORNING INCORPORATED |
发明人 |
ALPHA, JAMES WILLIAM;BORRELLI, NICHOLAS FRANCIS |
分类号 |
G11B5/73;G11B5/733;G11B5/82;G11B5/84;(IPC1-7):G11B5/82 |
主分类号 |
G11B5/73 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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