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发明名称
MAGNETIC RECORDING MEDIUM
摘要
申请公布号
JPH02220221(A)
申请公布日期
1990.09.03
申请号
JP19890040350
申请日期
1989.02.22
申请人
SONY CORP
发明人
SOMEZAWA MASASHI
分类号
G11B5/702;C08F8/28;C08F216/38;C09D5/23;C09D129/14
主分类号
G11B5/702
代理机构
代理人
主权项
地址
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