TRENCHLESS REPLACEMENT OF UNDERGROUND PIPING,申请号EP19990915201-传众专利搜索

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发明名称	TRENCHLESS REPLACEMENT OF UNDERGROUND PIPING
摘要
申请公布号	EP0986499(A4)	申请公布日期	2002.03.20
申请号	EP19990915201	申请日期	1999.04.01
申请人	LINCOLN, DAVID A.	发明人	LINCOLN, DAVID A.
分类号	E21B7/30;F16L55/165;(IPC1-7):B63B35/03	主分类号	E21B7/30
代理机构		代理人
主权项
地址

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