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发明名称
METHOD OF EVALUATING BOUNDARY LUBLICATION CONDITION OF MAGNETIC DISKS
摘要
申请公布号
JPS5233704(A)
申请公布日期
1977.03.15
申请号
JP19750108992
申请日期
1975.09.10
申请人
HITACHI LTD
发明人
NAGAI TADASHI
分类号
G11B21/21;G11B5/58;G11B5/60;G11B25/04
主分类号
G11B21/21
代理机构
代理人
主权项
地址
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