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发明名称
SHAFT LINING
摘要
申请公布号
SU1714139(A1)
申请公布日期
1992.02.23
申请号
SU19904812503
申请日期
1990.01.30
申请人
UK VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA
发明人
DRIBAN VIKTOR A,SU;YUZHANIN ILYA A,SU
分类号
E21D5/00
主分类号
E21D5/00
代理机构
代理人
主权项
地址
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