Mining unit of the longwall coal miner,申请号PL20100390465-传众专利搜索

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发明名称	Mining unit of the longwall coal miner
摘要
申请公布号	PL390465(A1)	申请公布日期	2011.08.29
申请号	PL20100390465	申请日期	2010.02.16
申请人	POLITECHNIKA SLASKA	发明人	JASZCZUK MAREK;SROKOSZ ZYGMUNT;KANIA JAN;KRUPA JAN;NARBUTT ADAM
分类号	E21C25/10	主分类号	E21C25/10
代理机构		代理人
主权项
地址

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