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发明名称
METHOD FOR ERECTING ISOLATING STOPPING
摘要
申请公布号
SU1640440(A1)
申请公布日期
1991.04.07
申请号
SU19884482169
申请日期
1988.09.14
申请人
KRIVOROZHSKIJ VNI, üPOEKTHO×O ô KOHCTPÔKTOPCKO×O ôHCTôTÔTA ×OPHO×O ¯EóA |BETHOö METAóóÔP×ôô
发明人
KAZAKEVICH EDUARD V,SU;KRIVENKO TATYANA A,SU;MALYJ VALERIJ A,SU;GLOBINOK VLADIMIR B,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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