Dispositif de guidage et de sécurité pour des machines d'abattage et autres dans les chantiers en pente des exploitations minières,申请号FR19610872834-传众专利搜索

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发明名称	Dispositif de guidage et de sécurité pour des machines d'abattage et autres dans les chantiers en pente des exploitations minières
摘要
申请公布号	FR1299977(A)	申请公布日期	1962.07.27
申请号	FR19610872834	申请日期	1961.09.11
申请人	G. DUESTERLOH FABRIK FUER BERGWERKSBEDARF G.M.B.H.	发明人
分类号	E21C29/20	主分类号	E21C29/20
代理机构		代理人
主权项
地址

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