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发明名称
SELF-ADVANCING ROOF SUPPORTS
摘要
申请公布号
PL311060(A3)
申请公布日期
1996.04.15
申请号
PL19950311060
申请日期
1995.10.19
申请人
FABRYKA ZMECHANIZOWANYCH OBUDOW SCIANOWYCH FAZOS SA
发明人
WOJTACHA MICHAL;RURANSKI JERZY;JANY KRYSTIAN
分类号
E21D23/04;(IPC1-7):E21D23/04
主分类号
E21D23/04
代理机构
代理人
主权项
地址
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