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发明名称
APPARATUS FOR MODEL TESTING THE EFFECTS OF OVERLAY TYPE ON DEFORMATION OF EARTH SURFACE IN AN AREA WHERE SUCH DEFORMATION IS CAUSED BY MINING
摘要
申请公布号
PL134825(B1)
申请公布日期
1985.09.30
申请号
PL19810232134
申请日期
1981.07.08
申请人
发明人
分类号
G01N;G01N33/24;(IPC1-7):G01N33/24
主分类号
G01N
代理机构
代理人
主权项
地址
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