MACHINE VOOR HET AFBOUWEN VAN GESTEENTEN IN ONDERGRONDSE WERKEN,申请号BE19792057726-传众专利搜索

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发明名称	MACHINE VOOR HET AFBOUWEN VAN GESTEENTEN IN ONDERGRONDSE WERKEN
摘要
申请公布号	BE875547(A2)	申请公布日期	1979.10.15
申请号	BE19792057726	申请日期	1979.04.13
申请人	LEGRAND MARIE G.J.	发明人
分类号	E21C27/06;E21C27/02;E21C29/28;E21D9/10;(IPC1-7):E21D/;E21C/	主分类号	E21C27/06
代理机构		代理人
主权项
地址

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