PREFABRICATED KNOCK-DOWN FERROCONCRETE OVERPASS FOR MAKESHIFT ROADS IN OPEN MINES,申请号SU19853928627-传众专利搜索

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发明名称	PREFABRICATED KNOCK-DOWN FERROCONCRETE OVERPASS FOR MAKESHIFT ROADS IN OPEN MINES
摘要
申请公布号	SU1350228(A1)	申请公布日期	1987.11.07
申请号	SU19853928627	申请日期	1985.05.12
申请人	KRIVOROZHSKIJ GORNORUDNYJ INSTITUT	发明人	BYZOV VLADIMIR F,SU;LITVINOV SERGEJ V,SU
分类号	E01D18/00;E01D15/12	主分类号	E01D18/00
代理机构		代理人
主权项
地址

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