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发明名称
DRAINAGE WELL
摘要
申请公布号
SU1342975(A1)
申请公布日期
1987.10.07
申请号
SU19864053186
申请日期
1986.04.14
申请人
YUZHNYJ NII GIDROTEKHNIKI MELIORATSII
发明人
BREDIKHIN NIKOLAJ N,SU;VASILCHENKO VIKTOR A,SU;IORDANOVA LYUBOV V,SU
分类号
E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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