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发明名称
METHOD OF CONTROLLING MOTION OF LOOSE MATERIALS
摘要
申请公布号
SU1239323(A1)
申请公布日期
1986.06.23
申请号
SU19843778611
申请日期
1984.08.09
申请人
INST GEOTEKHNICHESKOI MEKHANI
发明人
SHAPAR ARKADIJ G,SU;SHPORTKO VALENTIN P,SU
分类号
E21C41/00
主分类号
E21C41/00
代理机构
代理人
主权项
地址
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