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经营范围
发明名称
OPTICAL INFORMATION REPRODUCING DEVICE
摘要
申请公布号
JPH04111227(A)
申请公布日期
1992.04.13
申请号
JP19900231223
申请日期
1990.08.31
申请人
HOYA CORP
发明人
HIRANO MASAO
分类号
G11B7/00;G11B7/005
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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