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经营范围
发明名称
MAGNETIC DISK
摘要
申请公布号
JPS6449123(A)
申请公布日期
1989.02.23
申请号
JP19870205371
申请日期
1987.08.19
申请人
KONICA CORP
发明人
MURATA HIDENORI;TAKEDA KATSUYUKI
分类号
G11B5/62;G11B5/73;G11B5/82
主分类号
G11B5/62
代理机构
代理人
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地址
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