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发明名称
PHOTOMAGNETIC RECORDING MEDIUM
摘要
申请公布号
JPS621153(A)
申请公布日期
1987.01.07
申请号
JP19850139771
申请日期
1985.06.26
申请人
RICOH CO LTD
发明人
TANAKA MOTOHARU
分类号
G11B11/10;G11B11/105
主分类号
G11B11/10
代理机构
代理人
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