发明授权
- 专利标题: Automatic tracking system for magnetic recording and reproducing apparatus
- 专利标题(中): 用于磁记录和再现装置的自动跟踪系统
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申请号: EP86111532.7申请日: 1986-08-20
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公开(公告)号: EP0213549B1公开(公告)日: 1991-11-06
- 发明人: Nishijima, Hideo , Okamoto, Kaneyuki , Goto, Katsuhiko , Usami, Hiroshi
- 申请人: HITACHI, LTD. , HITACHI VIDEO ENGINEERING, INC.
- 申请人地址: 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 100 JP
- 专利权人: HITACHI, LTD.,HITACHI VIDEO ENGINEERING, INC.
- 当前专利权人: HITACHI, LTD.,HITACHI VIDEO ENGINEERING, INC.
- 当前专利权人地址: 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 100 JP
- 代理机构: Altenburg, Udo, Dipl.-Phys.
- 优先权: JP187274/85 19850828
- 主分类号: G11B5/588
- IPC分类号: G11B5/588 ; G11B5/584 ; G11B21/10
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