APPARATUS FOR INSERTING WICK DRAINS INTO THE EARTH,申请号US19910726589-传众专利搜索

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发明名称	APPARATUS FOR INSERTING WICK DRAINS INTO THE EARTH
摘要
申请公布号	US5213449(A)	申请公布日期	1993.05.25
申请号	US19910726589	申请日期	1991.07.08
申请人	MORRIS, T. RICHARD	发明人	MORRIS, T. RICHARD
分类号	E02B11/02;E02D3/10;E21B19/083	主分类号	E02B11/02
代理机构		代理人
主权项
地址

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