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发明名称
WATER-GLASS CORE SAND
摘要
申请公布号
SU607637(A1)
申请公布日期
1978.05.25
申请号
SU19762372641
申请日期
1976.06.15
申请人
PK T IV PROMYSHLENNOGO OBEDINENIYA UGOLNOGO MASHINOSTROENIYA
发明人
VETOSHKIN NIKOLAJ V,SU;OVSYANNIKOV ANATOLIJ ,SU;BORTS SOFYA ,SU;KAMAJ LEONID M,SU;EGOROV ALEKSEJ A,SU
分类号
B22C1/00;(IPC1-7):B22C1/00
主分类号
B22C1/00
代理机构
代理人
主权项
地址
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