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发明名称
THREE-SECTION UNIT OF LONGWALL ROOF SUPPORTS
摘要
申请公布号
PL171589(B1)
申请公布日期
1997.05.30
申请号
PL19930300872
申请日期
1993.10.26
申请人
FABRYKA ZMECHANIZOWANYCH OBUDOW SCIANOWYCH "FAZOS" SA
发明人
ZAJKOWSKI KRZYSZTOF;PISAREK PAWEL;MACZKA ARKADIUSZ;ZYMELKA KAZIMIERZ;GERLICH JAN;SOSNICA JOACHIM;RURANSKI JERZY;RYMER GRZEGORZ;TREMBACZEWSKI HENRYK;DREWNIAK ADOLF
分类号
E21D23/00;E21D23/08;(IPC1-7):E21D23/08
主分类号
E21D23/00
代理机构
代理人
主权项
地址
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