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发明名称
METHOD OF PRODUCING CORES AND MOULDS
摘要
申请公布号
SU1311841(A1)
申请公布日期
1987.05.23
申请号
SU19823425578
申请日期
1982.04.02
申请人
V PT I TYAZHELOGO MASHINOSTROENIYA
发明人
POPLAVSKIJ VLADISLAV I,SU
分类号
B22C15/24
主分类号
B22C15/24
代理机构
代理人
主权项
地址
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