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发明名称
Supporting prop of high capacity for mine workings
摘要
申请公布号
PL219865(B1)
申请公布日期
2015.07.31
申请号
PL20110395759
申请日期
2011.07.25
申请人
POLITECHNIKA &Sacute,L&Aogon,SKA
发明人
G&Lstrok,UCH PIOTR;GIZA DAMIAN;G&Lstrok,UCH BOGUMI&Lstrok,A
分类号
E21D15/00;E21D15/02;E21D15/28;E21D15/502
主分类号
E21D15/00
代理机构
代理人
主权项
地址
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