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发明名称
METHOD OF CONSTRUCTING COUNTER-SEEPAGE SCREEN
摘要
申请公布号
SU1382901(A1)
申请公布日期
1988.03.23
申请号
SU19864081365
申请日期
1986.05.05
申请人
ARKHANGELSKIJ VIKTOR G,SU;TARASEVICH EVGENIJ,SU
发明人
ARKHANGELSKIJ VIKTOR G,SU;TARASEVICH EVGENIJ I,SU
分类号
E02B3/16
主分类号
E02B3/16
代理机构
代理人
主权项
地址
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