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经营范围
发明名称
TRENCHING MACHINE
摘要
申请公布号
SU1006696(A1)
申请公布日期
1983.03.23
申请号
SU19813373130
申请日期
1981.12.25
申请人
NII OSNOVANIJ PODZEMNYKH SOORUZHENIJ IM.N.M.GERSEVANOVA
发明人
KATSOV KONSTANTIN P,SU;ANANEV ANATOLIJ F,SU;SMORODINOV MIKHAIL I,SU;ABRAMOV YURIJ I,SU;RUKHOV VALERIJ M,SU;SOROKIN VLADIMIR V,SU
分类号
E21B7/24;(IPC1-7):E21B7/24
主分类号
E21B7/24
代理机构
代理人
主权项
地址
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