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发明名称
SAFETY SUPPORT FOR CONSTRUCTION OF TRUNK PIPELINES
摘要
申请公布号
SU1634929(A1)
申请公布日期
1991.03.15
申请号
SU19884446373
申请日期
1988.06.21
申请人
VNII PO STROITELSTVU MAGISTR
发明人
TORTINSKIJ IGOR E,SU
分类号
F16L3/00
主分类号
F16L3/00
代理机构
代理人
主权项
地址
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