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发明名称
CONTAINER FOR SECURING AN ANCHOR IN A BLAST-HOLE
摘要
申请公布号
SU812934(A1)
申请公布日期
1981.03.15
申请号
SU19772445473
申请日期
1977.01.24
申请人
INST GORNOGO DELA IM A.A. SKOCHINSKOGO
发明人
POPOV-TOLMACHEV BORIS N,SU;VASILEV VLADIMIR V,SU;OVCHAROVA NATALYA S,SU
分类号
E21D21/00;(IPC1-7):E21D21/00
主分类号
E21D21/00
代理机构
代理人
主权项
地址
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