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经营范围
发明名称
OPTICAL DISK DRIVING DEVICE
摘要
申请公布号
JPH03263653(A)
申请公布日期
1991.11.25
申请号
JP19900061282
申请日期
1990.03.14
申请人
RICOH CO LTD
发明人
INUZUKA HIDEO
分类号
G11B33/14;G11B19/02;G11B19/04
主分类号
G11B33/14
代理机构
代理人
主权项
地址
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