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发明名称
DEVICE FOR LAYING DRAIN PIPES
摘要
申请公布号
SU1606622(A1)
申请公布日期
1990.11.15
申请号
SU19874350812
申请日期
1987.12.28
申请人
V N-PROIZV OB "UKRNIIGIM"
发明人
VOLOSHKINA ELENA S,SU;PETROCHENKO VYACHESLAV I,SU
分类号
E02F5/10;(IPC1-7):E02F5/10
主分类号
E02F5/10
代理机构
代理人
主权项
地址
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