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经营范围
发明名称
OPTICAL MAGNETIC DISK DRIVING DEVICE
摘要
申请公布号
JPH07254187(A)
申请公布日期
1995.10.03
申请号
JP19940045821
申请日期
1994.03.16
申请人
RICOH CO LTD
发明人
OGAWA TAKASHI
分类号
G11B11/10;(IPC1-7):G11B11/10
主分类号
G11B11/10
代理机构
代理人
主权项
地址
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