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经营范围
发明名称
OPTICAL DISK DEVICE
摘要
申请公布号
JPS6446266(A)
申请公布日期
1989.02.20
申请号
JP19870202825
申请日期
1987.08.14
申请人
NEC CORP
发明人
YAMAGUCHI SEIICHI
分类号
G06F3/06;G06F3/08;G11B20/12;G11B27/00
主分类号
G06F3/06
代理机构
代理人
主权项
地址
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