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发明名称
PERMANENT MAGNET
摘要
申请公布号
HK68790(A)
申请公布日期
1990.09.07
申请号
HK19900000687
申请日期
1990.08.30
申请人
SUMITOMO SPECIAL METALS CO.,LTD.
发明人
FUJIMURA, SETSUO;SAGAWA, MASATO;MATSUURA, YUTAKA;YAMAMOTO, HITOSHI;TOGAWA, NORIO
分类号
C22C38/00;H01F1/053;H01F1/057;(IPC1-7):H01F1/04
主分类号
C22C38/00
代理机构
代理人
主权项
地址
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