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发明名称
METHOD OF MILLING CRACKS IN METAL HYDRAULIC INSULATION OF UNDERGROUND STRUCTURES
摘要
申请公布号
SU1548454(A1)
申请公布日期
1990.03.07
申请号
SU19874263671
申请日期
1987.04.27
申请人
BOJKO MAKSIM D,SU;SMIRNOV MIKHAIL M,SU;IVCHIN IGOR V,SU
发明人
BOJKO MAKSIM D,SU;SMIRNOV MIKHAIL M,SU;IVCHIN IGOR V,SU
分类号
E21D11/38
主分类号
E21D11/38
代理机构
代理人
主权项
地址
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