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发明名称
MINE ROOF SUPPORTS
摘要
申请公布号
PL344280(A1)
申请公布日期
2002.06.03
申请号
PL20000344280
申请日期
2000.12.01
申请人
CENTRUM MECHANIZACJI GORNICTWA KOMAG
发明人
LENARD JAN;CIESLAK ZBIGNIEW
分类号
E21D11/36;E21D23/00;(IPC1-7):E21D11/36
主分类号
E21D11/36
代理机构
代理人
主权项
地址
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