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发明名称
摘要
申请公布号
JPS6411085(B2)
申请公布日期
1989.02.23
申请号
JP19850080349
申请日期
1985.04.17
申请人
NIPPON KOKAN KK
发明人
SHIRAGAMI TETSUO;OOSUZU HIROTADA
分类号
C22C38/00;C21D7/02;C21D7/10;C21D8/08;C22C38/18
主分类号
C22C38/00
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代理人
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