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经营范围
发明名称
OPTICAL DISK RECORDING AND REPRODUCING DEVICE
摘要
申请公布号
JPH03296976(A)
申请公布日期
1991.12.27
申请号
JP19900097899
申请日期
1990.04.14
申请人
NIPPON COLUMBIA CO LTD
发明人
SAKUMA HIROTO
分类号
G11B20/18
主分类号
G11B20/18
代理机构
代理人
主权项
地址
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