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发明名称
METHOD OF STRENGTHENING STEEL ARTICLES
摘要
申请公布号
SU1488319(A1)
申请公布日期
1989.06.23
申请号
SU19874337181
申请日期
1987.08.31
申请人
SIVAKOV ALEKSANDR L,SU
发明人
SIVAKOV ALEKSANDR L,SU
分类号
C21D1/09
主分类号
C21D1/09
代理机构
代理人
主权项
地址
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