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发明名称
OPTICAL PICKUP
摘要
申请公布号
JPH02118937(A)
申请公布日期
1990.05.07
申请号
JP19880269842
申请日期
1988.10.26
申请人
SEIKO EPSON CORP
发明人
NOSE YASUTO
分类号
G11B11/10;G11B11/105
主分类号
G11B11/10
代理机构
代理人
主权项
地址
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