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发明名称
EARTH DAM WITH ANTISEEPAGE CORE
摘要
申请公布号
SU1606588(A1)
申请公布日期
1990.11.15
申请号
SU19884624205
申请日期
1988.12.22
申请人
NOVOSIBIRSKIJ INZH-STR I IM.V.V.KUJBYSHEVA
发明人
ROSHCHUPKIN DMITRIJ V,SU
分类号
E02B7/06;(IPC1-7):E02B7/06
主分类号
E02B7/06
代理机构
代理人
主权项
地址
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