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经营范围
发明名称
MAGNETIC RECORDING MEDIUM
摘要
申请公布号
JPH0417115(A)
申请公布日期
1992.01.21
申请号
JP19900121505
申请日期
1990.05.11
申请人
KONICA CORP
发明人
KOYAMA NOBORU;SUNAGA TETSURO
分类号
G11B5/706;C09D5/23;C09D7/12;G11B5/64;G11B5/716
主分类号
G11B5/706
代理机构
代理人
主权项
地址
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