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发明名称
MAGNETIC-OPTICAL RECORDING MEDIUM
摘要
申请公布号
JPS6421732(A)
申请公布日期
1989.01.25
申请号
JP19870177527
申请日期
1987.07.16
申请人
RICOH CO LTD
发明人
TANAKA MOTOHARU;TOKITA TOSHIAKI;YUZURIHARA HAJIME
分类号
G11B11/10;G11B11/105
主分类号
G11B11/10
代理机构
代理人
主权项
地址
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