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发明名称
PRODUCTION OF MAGNETIC RECORDING MEDIUM
摘要
申请公布号
JPH0221421(A)
申请公布日期
1990.01.24
申请号
JP19880169787
申请日期
1988.07.07
申请人
SONY CORP
发明人
CHIBA KAZUNOBU;KATO YOSHIKATSU;OGATA SEIICHI
分类号
G11B5/84;G11B5/85
主分类号
G11B5/84
代理机构
代理人
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地址
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