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经营范围
发明名称
WATER DUCT UNDER EMBANKMENT
摘要
申请公布号
SU1288244(A1)
申请公布日期
1987.02.07
申请号
SU19853887221
申请日期
1985.04.22
申请人
NOVOSIBIRSKIJ VNII TRANSPORTNOGO STROITELSTVA;GI PO IZYSKANIYU PROEKT
发明人
RATKEVICH MIKHAIL G,SU;POTAPOV ANATOLIJ S,SU;KLEJNER ROMAN S,SU
分类号
E01F5/00
主分类号
E01F5/00
代理机构
代理人
主权项
地址
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