THE INCLINED SHAFT LAYING TECHNIQUE WITH HELP OF A PHEUMATIC STRIKING MECHANISM,申请号SU19874259346-传众专利搜索

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发明名称	THE INCLINED SHAFT LAYING TECHNIQUE WITH HELP OF A PHEUMATIC STRIKING MECHANISM
摘要
申请公布号	SU1633074(A1)	申请公布日期	1991.03.07
申请号	SU19874259346	申请日期	1987.06.10
申请人	IR POLT I;PROIZV GEOLOGICHESKOE OB "SOSNOVGEOLOGIYA"	发明人	NESKOROMNYKH VYACHESLAV V,SU;KOSTIN YURIJ S,SU;ZAKHAROV IGOR B,SU
分类号	E21B7/08	主分类号	E21B7/08
代理机构		代理人
主权项
地址

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