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经营范围
发明名称
OPTICAL PICKUP HEAD
摘要
申请公布号
EP0278406(B1)
申请公布日期
1993.05.05
申请号
EP19880101627
申请日期
1988.02.04
申请人
SONY CORPORATION
发明人
KUME, HIDEHIRO C/O SONY CORPORATION;MATSUMOTO, YOSHIYUKI C/O SONY CORPORATION;YOSHITOSHI, YOU C/O SONY CORPORATION
分类号
G11B7/09;G11B7/135
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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