Appareil pour le creusement des tunnels,申请号FR19670132934-传众专利搜索

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发明名称	Appareil pour le creusement des tunnels
摘要
申请公布号	FR1547306(A)	申请公布日期	1968.11.22
申请号	FR19670132934	申请日期	1967.12.19
申请人	MAVOR & COULSON LIMITED	发明人
分类号	E21D9/08;E21D9/10	主分类号	E21D9/08
代理机构		代理人
主权项
地址

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