Ensemble de soutènement pour mine comprenant un dispositif de comptage du nombre desupports de toit ayant avancé automatiquement,申请号FR19630936000-传众专利搜索

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发明名称	Ensemble de soutènement pour mine comprenant un dispositif de comptage du nombre desupports de toit ayant avancé automatiquement
摘要
申请公布号	FR1356891(A)	申请公布日期	1964.03.27
申请号	FR19630936000	申请日期	1963.05.25
申请人	DOWTY MINING EQUIPMENT LIMITED	发明人
分类号	E21D23/00;E21D23/14	主分类号	E21D23/00
代理机构		代理人
主权项
地址

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