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发明名称
METHOD OF ELECTRIC PROBING OF EDGE PART OF LOW-CONDUCTIVITY SEAM
摘要
申请公布号
SU1645557(A1)
申请公布日期
1991.04.30
申请号
SU19894709366
申请日期
1989.05.10
申请人
G MAKEEVSKIJ NII PO BEZOPASNOSTI RABOT V GORNOJ PROMYSHLENNOSTI
发明人
KOLCHIN GENNADIJ I,SU;RUBINSKIJ ALEKSEJ A,SU;BUNCHIKOV VYACHESLAV N,SU;GOKHBERG INNA M,SU;SAPUNOV MIKHAIL S,SU
分类号
E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
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