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发明名称
OPTICAL PICKUP DEVICE
摘要
申请公布号
JPH0963087(A)
申请公布日期
1997.03.07
申请号
JP19950210551
申请日期
1995.08.18
申请人
RICOH CO LTD
发明人
TAKAHASHI YOSHITAKA
分类号
G11B7/12;(IPC1-7):G11B7/12
主分类号
G11B7/12
代理机构
代理人
主权项
地址
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