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发明名称
摘要
申请公布号
JPH0151536(B2)
申请公布日期
1989.11.06
申请号
JP19870314249
申请日期
1987.12.14
申请人
SUMITOMO SPEC METALS
发明人
SAGAWA MASATO;FUJIMURA SETSUO;MATSURA YUTAKA
分类号
C22C19/07;C22C38/00;C22C38/10;H01F1/08
主分类号
C22C19/07
代理机构
代理人
主权项
地址
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