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发明名称
OPTICAL PICKUP DEVICE
摘要
申请公布号
EP0959463(B1)
申请公布日期
2011.05.04
申请号
EP19980901528
申请日期
1998.02.06
申请人
SHARP KABUSHIKI KAISHA
发明人
SAKAI, KEIJI
分类号
G11B7/09;G11B11/10;G11B7/00;G11B7/13;G11B7/135
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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