Support hydraulique tel qu'un étançon de mine,申请号FR19610881834-传众专利搜索

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发明名称	Support hydraulique tel qu'un étançon de mine
摘要
申请公布号	FR1307885(A)	申请公布日期	1962.10.26
申请号	FR19610881834	申请日期	1961.12.13
申请人	MASTABAR MINING EQUIPMENT COMPANY LIMITED	发明人
分类号	E21D15/45	主分类号	E21D15/45
代理机构		代理人
主权项
地址

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