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经营范围
发明名称
OPTICAL PICKUP DEVICE
摘要
申请公布号
JPH11120578(A)
申请公布日期
1999.04.30
申请号
JP19970283235
申请日期
1997.10.16
申请人
TDK CORP
发明人
KONO NORIYUKI
分类号
G11B7/09;(IPC1-7):G11B7/09
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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