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发明名称
PHASE CORRECTION ELEMENT AND OPTICAL HEAD DEVICE
摘要
申请公布号
KR20050021462(A)
申请公布日期
2005.03.07
申请号
KR20057000568
申请日期
2003.07.31
申请人
发明人
分类号
G02B5/28;G11B7/135;G02B5/18;G02B5/30;G02B13/00;G11B7/00;(IPC1-7):G11B7/135
主分类号
G02B5/28
代理机构
代理人
主权项
地址
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