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经营范围
发明名称
LONGWALL MECHANICAL COAL MINER ARM
摘要
申请公布号
PL324353(A1)
申请公布日期
1999.07.19
申请号
PL19980324353
申请日期
1998.01.16
申请人
CENTRUM MECHANIZACJI GORNICTWA KOMAG
发明人
DRABIK PIOTR;KUSAK EDWARD;SKRZYPIEC ANDRZEJ;MAZURKIEWICZ ANDRZEJ
分类号
E21C31/00;(IPC1-7):E21C31/00
主分类号
E21C31/00
代理机构
代理人
主权项
地址
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