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发明名称
PROCESS FOR PRODUCING PERMANENT MAGNETS AND PERMANENT MAGNET
摘要
申请公布号
EP0190461(B1)
申请公布日期
1991.09.25
申请号
EP19850116598
申请日期
1985.12.27
申请人
SUMITOMO SPECIAL METALS CO., LTD.
发明人
HAMADA, TAKAKI;HAYAKAWA, TETSUJI;MATSUURA, YUTAKA
分类号
H01F1/057;H01F41/02
主分类号
H01F1/057
代理机构
代理人
主权项
地址
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