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经营范围
发明名称
MAGNETIC DISK MEMORY
摘要
申请公布号
JPS54119907(A)
申请公布日期
1979.09.18
申请号
JP19780027361
申请日期
1978.03.10
申请人
HOKUSHIN ELECTRIC WORKS
发明人
YOKOYAMA AKIRA
分类号
G11B21/10;G11B5/58
主分类号
G11B21/10
代理机构
代理人
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