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经营范围
发明名称
WATER DRAINAGE WELL
摘要
申请公布号
SU912835(A2)
申请公布日期
1982.03.15
申请号
SU19802955659
申请日期
1980.07.04
申请人
NOVOSIBIRSKIJ VNII TRANSPORTNOGO STROITELSTVA
发明人
ROSHCHUPKIN DMITRIJ V,SU;BOGAENKO VLADIMIR P,SU;KOVALEV BORIS F,SU;ROSHCHUPKINA VALENTINA D,SU
分类号
E02D17/18;(IPC1-7):E02D17/18
主分类号
E02D17/18
代理机构
代理人
主权项
地址
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