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发明名称
DEVICE FOR CLOSING PIPE-LINE
摘要
申请公布号
SU1079941(A1)
申请公布日期
1984.03.15
申请号
SU19803216581
申请日期
1980.12.15
申请人
UTKIN VLADIMIR P,SU;UTKIN ALEKSANDR V,SU;UTKIN LEONID V,SU;SAMOSHCHENKO IGOR V,SU
发明人
UTKIN VLADIMIR P,SU;UTKIN ALEKSANDR V,SU;UTKIN LEONID V,SU;SAMOSHCHENKO IGOR V,SU
分类号
F16L55/124;F16L55/16;(IPC1-7):F16L55/16
主分类号
F16L55/124
代理机构
代理人
主权项
地址
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