PROCESS AND DEVICE FOR THE CONTINUOUS MEASURING OF THE RELATIVE HEIGHT OF A LONG OBJECT DRIVEN INTO THE EARTH,申请号EP19890104095-传众专利搜索

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发明名称	PROCESS AND DEVICE FOR THE CONTINUOUS MEASURING OF THE RELATIVE HEIGHT OF A LONG OBJECT DRIVEN INTO THE EARTH
摘要
申请公布号	EP0344412(B1)	申请公布日期	1993.05.05
申请号	EP19890104095	申请日期	1989.03.08
申请人	SCHMIDT, PAUL	发明人	HESSE, ALFONS
分类号	E21D9/06;E21B7/06;E21B7/26;E21B47/022;G01C5/04;G01C9/00	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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