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发明名称
HYDRAULIC WEDGE
摘要
申请公布号
SU1104267(A1)
申请公布日期
1984.07.23
申请号
SU19833621689
申请日期
1983.07.15
申请人
VNII NERUDNYKH STROITELNYKH MATERIALOV GIDROMEKHANIZATSII
发明人
KANYGIN ALEKSANDR S,SU;ZHIDKOV ANATOLIJ V,SU;BULAVTSEV VLADIMIR A,SU
分类号
E21C37/02;(IPC1-7):E21C37/02
主分类号
E21C37/02
代理机构
代理人
主权项
地址
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