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经营范围
发明名称
OXIDE MAGNETS
摘要
申请公布号
US3637605(A)
申请公布日期
1972.01.25
申请号
USD3637605
申请日期
1969.09.04
申请人
TDK ELECTRONICS CO. LTD.
发明人
TERUHIKO OJIMA;GOSABURO NISHI
分类号
C04B35/26;H01F1/11;(IPC1-7):H01F1/00
主分类号
C04B35/26
代理机构
代理人
主权项
地址
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