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发明名称
MAGNETO-OPTICAL DISK MEDIUM
摘要
申请公布号
JPH02304750(A)
申请公布日期
1990.12.18
申请号
JP19890124207
申请日期
1989.05.19
申请人
NEC CORP
发明人
OKADA OSAMU
分类号
G11B11/10;G11B11/105
主分类号
G11B11/10
代理机构
代理人
主权项
地址
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