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发明名称
DEVICE FOR DETERMINING DIRECTION OF NON-PRESSURE UNDERGROUND WATER FLOW
摘要
申请公布号
RU1484120(C)
申请公布日期
1993.03.15
申请号
SU19864143495
申请日期
1986.11.05
申请人
SVERDLOVSKIJ GORNYJ I IM.V.V.VAKHRUSHEVA
发明人
SKOVORODNIKOV I.G.,SU;SKOVORODNIKOV P.I.,SU
分类号
G01V5/04
主分类号
G01V5/04
代理机构
代理人
主权项
地址
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