STONE CORE PRODUCTION AND CUTTING HOLE DRILLING MACHINE,申请号KR20100024683-传众专利搜索

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发明名称	STONE CORE PRODUCTION AND CUTTING HOLE DRILLING MACHINE
摘要
申请公布号	KR20110105508(A)	申请公布日期	2011.09.27
申请号	KR20100024683	申请日期	2010.03.19
申请人	JUNG, KYUNG SOON	发明人	JUNG, KYUNG SOON
分类号	E21B3/02;E21B7/02	主分类号	E21B3/02
代理机构		代理人
主权项
地址

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