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发明名称
METHOD OF INVESTIGATING THE STRUCTURE OF PIT DEPOSIT
摘要
申请公布号
SU1265346(A1)
申请公布日期
1986.10.23
申请号
SU19853888726
申请日期
1985.04.25
申请人
KALININSKIJ POLT INSTITUT
发明人
MAKARENKO GENNADIJ L,SU;MASLYAKOV BORIS P,SU
分类号
E21C49/00;G01N33/24
主分类号
E21C49/00
代理机构
代理人
主权项
地址
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