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发明名称
MAGNETO-OPTICAL RECORDING MEDIUM AND PRODUCTION THEREOF
摘要
申请公布号
JPH02223042(A)
申请公布日期
1990.09.05
申请号
JP19890072378
申请日期
1989.03.24
申请人
RICOH CO LTD
发明人
KATSURAGAWA TADAO
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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