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发明名称
OPTICAL HEAD FOR OPTICAL DISK RECORDING/REPRODUCING APPARATUS INCLUDING MODIFIED WOLLASTON PRISM
摘要
申请公布号
US5189655(A)
申请公布日期
1993.02.23
申请号
US19900580830
申请日期
1990.09.11
申请人
SHARP KABUSHIKI KAISHA
发明人
OGATA, NOBUO;UEYAMA, TETSUO;SEKIMOTO, YOSHIHIRO;TANAKA, TOSHIYUKI;SATO, HIDEAKI
分类号
G11B11/10;G11B7/09;G11B7/135;G11B11/105
主分类号
G11B11/10
代理机构
代理人
主权项
地址
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