METHOD OF FORMING A SPLIT TRENCH OF A QUARRY,申请号SU19792800949-传众专利搜索

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发明名称	METHOD OF FORMING A SPLIT TRENCH OF A QUARRY
摘要
申请公布号	SU829943(A1)	申请公布日期	1981.05.15
申请号	SU19792800949	申请日期	1979.07.24
申请人	INST GEOTEKHNICHESKOJ MEKHANIKI AN UK SSR	发明人	TARTAKOVSKIJ BORIS N,SU;VISHNYAKOV VIKTOR S,SU
分类号	E21C41/00;(IPC1-7):E21C41/00	主分类号	E21C41/00
代理机构		代理人
主权项
地址

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