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经营范围
发明名称
OPTICAL DISK REPRODUCING DEVICE
摘要
申请公布号
JPH0554403(A)
申请公布日期
1993.03.05
申请号
JP19910234181
申请日期
1991.08.21
申请人
SONY CORP
发明人
ICHIMURA ISAO
分类号
G11B7/085;G11B21/08
主分类号
G11B7/085
代理机构
代理人
主权项
地址
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