A reusable packer for a pressurized grouting process,申请号KR20080041690-传众专利搜索

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发明名称	A reusable packer for a pressurized grouting process
摘要
申请公布号	KR101018867(B1)	申请公布日期	2011.03.04
申请号	KR20080041690	申请日期	2008.05.06
申请人		发明人
分类号	E02D3/12;E02D17/20	主分类号	E02D3/12
代理机构		代理人
主权项
地址

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