PROCEDE ET APPAREIL POUR OBTURER SANS EXCAVATION UNE CONDUITE ENTERREE OU SIMILAIRE, NOTAMMENT DE GAZ,申请号FR19810014156-传众专利搜索

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发明名称	PROCEDE ET APPAREIL POUR OBTURER SANS EXCAVATION UNE CONDUITE ENTERREE OU SIMILAIRE, NOTAMMENT DE GAZ
摘要
申请公布号	FR2510226(B1)	申请公布日期	1985.08.23
申请号	FR19810014156	申请日期	1981.07.21
申请人	UMAC INC	发明人
分类号	F16L55/13;(IPC1-7):F16L1/00;F16L41/00;F16L55/10	主分类号	F16L55/13
代理机构		代理人
主权项
地址

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