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发明名称
TRACKING CONTROL CIRCUIT FOR OPTICAL DISK
摘要
申请公布号
JPH0215429(A)
申请公布日期
1990.01.19
申请号
JP19880165096
申请日期
1988.07.04
申请人
SONY CORP
发明人
WACHI SHIGEAKI;OKAWA YOSHIHIRO
分类号
G11B7/095
主分类号
G11B7/095
代理机构
代理人
主权项
地址
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