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发明名称
APPARATUS FOR SCREWING-IN HELICAL ANCHORS
摘要
申请公布号
SU1537758(A1)
申请公布日期
1990.01.23
申请号
SU19884396240
申请日期
1988.03.22
申请人
NAUCHNOE PROEKTNO-TEKHNICHESKOE OB "BELSTROJNAUKA"
发明人
USOV VLADLEN I,SU;SLAVKIN LEV G,SU
分类号
E02D7/22
主分类号
E02D7/22
代理机构
代理人
主权项
地址
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