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发明名称
COMPOUND QUARTER-WAVE RETARDER FOR OPTICAL DISC PICKUP HEADS
摘要
申请公布号
EP1825466(A2)
申请公布日期
2007.08.29
申请号
EP20050854192
申请日期
2005.12.16
申请人
COLORLINK, INC.
发明人
SHARP, GARY, D.
分类号
G02B5/30;G11B7/125;G11B7/135;G11B7/22
主分类号
G02B5/30
代理机构
代理人
主权项
地址
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