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发明名称
DEFOCUS ADJUSTING DEVICE OF OPTICAL PICKUP SYSTEM
摘要
申请公布号
KR100189622(B1)
申请公布日期
1999.06.01
申请号
KR19960032876
申请日期
1996.08.07
申请人
LG ELECTRONICS CORP.
发明人
KANG, DAE-YEOL
分类号
G11B7/09;(IPC1-7):G11B7/09
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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