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经营范围
发明名称
HYDRAULIC MINE PROP
摘要
申请公布号
SU1373824(A1)
申请公布日期
1988.02.15
申请号
SU19864104741
申请日期
1986.05.26
申请人
INST GEOTEKHNICHESKOI MEKHANI
发明人
BULAT ANATOLIJ F,SU;SHATSILO OLEG E,SU;VOZIYANOV VIKTOR S,SU
分类号
E21D15/44
主分类号
E21D15/44
代理机构
代理人
主权项
地址
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