DEVICE FOR ORE DRAWING,申请号SU19914909749-传众专利搜索

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发明名称	DEVICE FOR ORE DRAWING
摘要
申请公布号	RU1788295(C)	申请公布日期	1993.01.15
申请号	SU19914909749	申请日期	1991.02.11
申请人	VOSTOCHNYJ NI GORNORUDNYJ INSTITUT	发明人	GUBIN IVAN P,SU;MOZOLEV ALEKSANDR V,SU;ZAKHAROV EVGENIJ G,SU;KIRILOVA LIDIYA P,SU
分类号	E21F13/00;E21C41/22	主分类号	E21F13/00
代理机构		代理人
主权项
地址

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