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发明名称
DEVICE FOR WRAPPING DRAINAGE PIPES
摘要
申请公布号
SU1557270(A1)
申请公布日期
1990.04.15
申请号
SU19874269886
申请日期
1987.05.25
申请人
UK I PO ORGANIZATSII VODOKHOZYAJSTVENNOGO STROITELSTVA
发明人
PETROCHENKO VYACHESLAV I,SU;ANBROKH SEMEN M,SU;BALANTSEV OLEG V,SU
分类号
E02F5/10
主分类号
E02F5/10
代理机构
代理人
主权项
地址
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