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发明名称
POLARIZED ELECTROMAGNET DEVICE
摘要
申请公布号
EP0248272(A3)
申请公布日期
1989.09.20
申请号
EP19870107299
申请日期
1987.05.19
申请人
FUJI ELECTRIC CO., LTD.
发明人
ICHIKAWA, HARUO;HIROTA, TAKATO
分类号
H01F7/08;H01H51/22;(IPC1-7):H01H51/22
主分类号
H01F7/08
代理机构
代理人
主权项
地址
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