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发明名称
TRACKING SERVO DEVICE
摘要
申请公布号
JPH03278324(A)
申请公布日期
1991.12.10
申请号
JP19900080452
申请日期
1990.03.27
申请人
OLYMPUS OPTICAL CO LTD
发明人
ITO KENICHI
分类号
G11B7/09
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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