Motion preventing mechanism for mine roof supports,申请号PL20000342202-传众专利搜索

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发明名称	Motion preventing mechanism for mine roof supports
摘要
申请公布号	PL194736(B1)	申请公布日期	2007.06.29
申请号	PL20000342202	申请日期	2000.08.25
申请人	FABRYKA ZMECHANIZOWANYCH OBUDOW SCIANOWYCH FAZOS SA	发明人	PARKIETNY KAZIMIERZ;MIKA MAREK;SOSNICA JOACHIM;PAWLIK KAZIMIERZ
分类号	E21D23/04	主分类号	E21D23/04
代理机构		代理人
主权项
地址

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