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发明名称
Устройство для инъекции антифильтрационного материала в водопроницаемые грунты
摘要
申请公布号
SU76056(A1)
申请公布日期
1948.11.30
申请号
SU19480383164
申请日期
1948.08.20
申请人
UTKIN P.P.
发明人
UTKIN P.P.
分类号
E02D3/12;E02D19/16
主分类号
E02D3/12
代理机构
代理人
主权项
地址
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