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经营范围
发明名称
MAGNETIC DISK
摘要
申请公布号
JPH03176882(A)
申请公布日期
1991.07.31
申请号
JP19890313849
申请日期
1989.12.01
申请人
KONICA CORP
发明人
OZAWA KIMIO
分类号
G11B5/706;C09D5/23;C09D7/12;G11B23/02;G11B23/033;G11B23/50
主分类号
G11B5/706
代理机构
代理人
主权项
地址
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