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发明名称
MINING ROOF SUPPORT WITH TILTABLE ROOF CAP
摘要
申请公布号
PL307289(A1)
申请公布日期
1996.08.19
申请号
PL19950307289
申请日期
1995.02.14
申请人
FABRYKA ZMECHANIZOWANYCH OBUDOW SCIANOWYCH FAZOS SA
发明人
DREWNIAK ADOLF;ZAJKOWSKI KRZYSZTOF;RYMER ANDRZEJ;RYMER GRZEGORZ;SOSNICA JOACHIM;TREMBACZEWSKI HENRYK
分类号
E21D17/054;E21D23/06;(IPC1-7):E21D17/054
主分类号
E21D17/054
代理机构
代理人
主权项
地址
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