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经营范围
发明名称
Затвор для гидротехнических сооружений
摘要
申请公布号
SU35688(A1)
申请公布日期
1934.03.31
申请号
SU19330124669
申请日期
1933.02.28
申请人
NALIMOV S.M.
发明人
NALIMOV S.M.
分类号
E02B7/38
主分类号
E02B7/38
代理机构
代理人
主权项
地址
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