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经营范围
发明名称
COMPOSITE MAGNETIC HEAD DEVICE.
摘要
申请公布号
EP0185774(A4)
申请公布日期
1989.07.25
申请号
EP19850903055
申请日期
1985.06.21
申请人
SONY CORPORATION
发明人
SODA, YUTAKA;IMAMURA, HIDEKO;UCHIDA, HIROYUKI;SEKIYA, TETSUO
分类号
G11B5/105;G11B5/10;G11B5/115;G11B5/187;G11B5/23;G11B5/265;G11B5/31;G11B5/39;(IPC1-7):G11B5/31
主分类号
G11B5/105
代理机构
代理人
主权项
地址
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