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发明名称
摘要
申请公布号
JPH0740399(B2)
申请公布日期
1995.05.01
申请号
JP19900240680
申请日期
1990.09.11
申请人
发明人
分类号
G11B19/20;F16C19/54;F16C35/08;H02K5/24;(IPC1-7):G11B19/20
主分类号
G11B19/20
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