EXTRACTION OF UNDERGROUND PIPE,申请号CA19912048390-传众专利搜索

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发明名称	EXTRACTION OF UNDERGROUND PIPE
摘要
申请公布号	CA2048390(A1)	申请公布日期	1993.08.24
申请号	CA19912048390	申请日期	1991.08.02
申请人	ROESSLER, KLAUS E.	发明人	ROESSLER, KLAUS E.
分类号	F16L1/06	主分类号	F16L1/06
代理机构		代理人
主权项
地址

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