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经营范围
发明名称
DISK DRIVING DEVICE
摘要
申请公布号
JPH03224174(A)
申请公布日期
1991.10.03
申请号
JP19900017763
申请日期
1990.01.30
申请人
CANON ELECTRON INC
发明人
OKA HIROSHI
分类号
G11B19/20
主分类号
G11B19/20
代理机构
代理人
主权项
地址
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