TRENCH-DRIVING METHOD,申请号SU19782583920-传众专利搜索

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发明名称	TRENCH-DRIVING METHOD
摘要
申请公布号	SU723138(A1)	申请公布日期	1980.03.25
申请号	SU19782583920	申请日期	1978.02.24
申请人	MO GEOLOGORAZVEDOCHNYJ I IM.S.ORDZHONIKIDZE	发明人	SBOROVSKIJ VLADIMIR V,SU;KOCHERGIN ANDREJ M,SU;ONIKIENKO LYUDMILA V,SU;NECHOKHIN STANISLAV A,SU
分类号	(IPC1-7):E21C41/02	主分类号	(IPC1-7):E21C41/02
代理机构		代理人
主权项
地址

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