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经营范围
发明名称
DISK DEVICE
摘要
申请公布号
JPH06150588(A)
申请公布日期
1994.05.31
申请号
JP19920297404
申请日期
1992.11.06
申请人
RICOH CO LTD
发明人
ITO NOBUHIKO
分类号
G11B7/085;G11B21/10;(IPC1-7):G11B21/10
主分类号
G11B7/085
代理机构
代理人
主权项
地址
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