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经营范围
发明名称
Optical information recording and reproducing device
摘要
申请公布号
EP2042943(B1)
申请公布日期
2010.11.10
申请号
EP20080252536
申请日期
2008.07.24
申请人
HITACHI LTD.
发明人
SHIMADA, KENICHI;IDE, TATSURO
分类号
G03H1/04;G11B7/00;G11B7/0065
主分类号
G03H1/04
代理机构
代理人
主权项
地址
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