发明授权
- 专利标题: Magnetic record disk with internal servo track
- 专利标题(中): 磁记录盘带内部伺服轨迹
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申请号: EP84103878.9申请日: 1984-04-09
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公开(公告)号: EP0125478B1公开(公告)日: 1991-10-09
- 发明人: Krongelb, Sol , Romankiw, Lubomyr Taras , Scranton, Robert Alan , Thompson, David Allen
- 申请人: International Business Machines Corporation
- 申请人地址: Old Orchard Road Armonk, N.Y. 10504 US
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: Old Orchard Road Armonk, N.Y. 10504 US
- 代理机构: Burt, Roger James, Dr.
- 优先权: US494743 19830516
- 主分类号: G11B5/82
- IPC分类号: G11B5/82 ; G11B5/70
公开/授权文献
- EP0125478A2 Magnetic record disk with internal servo track 公开/授权日:1984-11-21
信息查询
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