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经营范围
发明名称
SURFACE POLISHING METHOD FOR FLEXIBLE MAGNETIC DISK
摘要
申请公布号
JPH01295753(A)
申请公布日期
1989.11.29
申请号
JP19880124695
申请日期
1988.05.20
申请人
TOKIN CORP
发明人
YOSHIDA EIKICHI;INABE TOSHIHISA
分类号
B24B7/20;G11B5/84
主分类号
B24B7/20
代理机构
代理人
主权项
地址
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