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发明名称
MAGNET ROLL
摘要
申请公布号
JPS6212105(A)
申请公布日期
1987.01.21
申请号
JP19850150000
申请日期
1985.07.10
申请人
HITACHI METALS LTD
发明人
YAMAMOTO MIKIO
分类号
G03G15/09;H01F7/02
主分类号
G03G15/09
代理机构
代理人
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