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经营范围
发明名称
PERMANENT MAGNETIC ALLOY
摘要
申请公布号
JPS52104417(A)
申请公布日期
1977.09.01
申请号
JP19760017062
申请日期
1976.02.20
申请人
HITACHI METALS LTD
发明人
TOKUNAGA MASAAKI;HAGI CHITOSHI
分类号
C22C1/04;B22F3/00;C22C19/07;H01F1/053;H01F7/00
主分类号
C22C1/04
代理机构
代理人
主权项
地址
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