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发明名称
MAGNETIC RECORDING MEDIUM
摘要
申请公布号
JPH02235215(A)
申请公布日期
1990.09.18
申请号
JP19890056859
申请日期
1989.03.08
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
SHINOHARA KOICHI
分类号
G11B5/66;G11B5/64;G11B5/65;G11B5/73;G11B5/738
主分类号
G11B5/66
代理机构
代理人
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