Soutènement de galerie ou cuvelage de puits, établis en profilés d'acier, notamment cintrés en forme d'anneaux,申请号BE19610607911-传众专利搜索

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发明名称	Soutènement de galerie ou cuvelage de puits, établis en profilés d'acier, notamment cintrés en forme d'anneaux
摘要
申请公布号	BE607911(A1)	申请公布日期	1962.01.02
申请号	BE19610607911	申请日期	1961.09.06
申请人	RHEINSTAHL WANHEIM G.M.B.H.	发明人
分类号	(IPC1-7):E21D	主分类号	(IPC1-7):E21D
代理机构		代理人
主权项
地址

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