Fixing device for rock bolt,申请号KR20040062057-传众专利搜索

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发明名称	Fixing device for rock bolt
摘要
申请公布号	KR100602906(B1)	申请公布日期	2006.07.19
申请号	KR20040062057	申请日期	2004.08.06
申请人		发明人
分类号	E21D20/00;E21D21/00	主分类号	E21D20/00
代理机构		代理人
主权项
地址

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