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经营范围
发明名称
OPTICAL DISK DEVICE
摘要
申请公布号
JPH06318367(A)
申请公布日期
1994.11.15
申请号
JP19930317721
申请日期
1993.12.17
申请人
HITACHI LTD
发明人
TAKASUGI KAZUO;HAYASHI SHINICHI
分类号
G11B7/00;G11B7/004;G11B20/10;G11B20/12;(IPC1-7):G11B20/10
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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