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发明名称
Optical pickup device for recordable disc and dichroic mirror
摘要
申请公布号
US5260927(A)
申请公布日期
1993.11.09
申请号
US19920816733
申请日期
1992.01.03
申请人
SONY CORPORATION
发明人
HIGASHIHARA, TERUAKI;ISHII, YOJI;OHSATO, KIYOSHI
分类号
G02B27/28;G11B7/00;G11B7/0045;G11B7/135;G11B11/10;G11B11/105;(IPC1-7):G11B7/00
主分类号
G02B27/28
代理机构
代理人
主权项
地址
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