Système de serrage pour dispositif de support ou de soutènement, en particulier pour étançons de mine à friction,申请号BE19610603958-传众专利搜索

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发明名称	Système de serrage pour dispositif de support ou de soutènement, en particulier pour étançons de mine à friction
摘要
申请公布号	BE603958(A1)	申请公布日期	1961.09.18
申请号	BE19610603958	申请日期	1961.05.18
申请人	RHEINSTAHL WANHEIM GMBH.	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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