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经营范围
发明名称
SINGLE MINE ROOF SUPPORTING PROP
摘要
申请公布号
PL310093(A1)
申请公布日期
1997.03.03
申请号
PL19950310093
申请日期
1995.08.17
申请人
FABRYKA ZMECHANIZOWANYCH OBUDOW SCIANOWYCH FAZOS SA
发明人
DREWNIAK ADOLF;RYMER ANDRZEJ;SOSNICA JOACHIM;RYMER GRZEGORZ
分类号
E21D15/28;E21D15/44;(IPC1-7):E21D15/44
主分类号
E21D15/28
代理机构
代理人
主权项
地址
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