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经营范围
发明名称
MAGNETIC DISK DEVICE AND METHOD FOR CONTROLLING IT
摘要
申请公布号
JPH05325396(A)
申请公布日期
1993.12.10
申请号
JP19920150060
申请日期
1992.05.19
申请人
RICOH CO LTD
发明人
ONISHI HIROYASU
分类号
G11B21/21;G11B19/04;G11B23/50;(IPC1-7):G11B19/04
主分类号
G11B21/21
代理机构
代理人
主权项
地址
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