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发明名称
METHOD OF PRODUCING STEEL CASTINGS
摘要
申请公布号
SU692689(A1)
申请公布日期
1979.10.25
申请号
SU19772510281
申请日期
1977.07.21
申请人
INST PROBLEM LITYA AN UK SSR
发明人
ZATULOVSKIJ SERGEJ S,SU;IVANOVA RIMMA K,SU;KIRIEVSKIJ BORIS A,SU
分类号
B22D27/20;(IPC1-7):B22D27/20
主分类号
B22D27/20
代理机构
代理人
主权项
地址
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