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发明名称
VOID FORMER FOR MAKING CONCRETE ARTICLES
摘要
申请公布号
SU1433814(A1)
申请公布日期
1988.10.30
申请号
SU19864063924
申请日期
1986.05.05
申请人
VNII TRANSPORT STROITELSTVU
发明人
BEJVEL ALEKSANDR S,SU;GAMAN ARKADIJ L,SU;KARPINSKIJ VALENTIN I,SU;KHAZANOV SERGEJ YU,SU
分类号
B28B7/30
主分类号
B28B7/30
代理机构
代理人
主权项
地址
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