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发明名称
An optical pickup and an optical pickup objective lens assembling method
摘要
申请公布号
EP0863502(A3)
申请公布日期
1998.12.16
申请号
EP19980400536
申请日期
1998.03.06
申请人
SONY CORPORATION
发明人
YAMAMOTO, KENJI;ICHIMURA, ISAO;MAEDA, FUMISADA;WATANABE, TOSHIO;SUZUKI, AKIRA;OHSATO, KIYOSHI
分类号
G11B7/135;G11B7/22;(IPC1-7):G11B7/135
主分类号
G11B7/135
代理机构
代理人
主权项
地址
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