POWERED ROOF SUPPORT,申请号SU19762374075-传众专利搜索

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发明名称	POWERED ROOF SUPPORT
摘要
申请公布号	SU662727(A1)	申请公布日期	1979.05.15
申请号	SU19762374075	申请日期	1976.06.15
申请人	G PK EXI UGOLNOGO MASHINOSTROENIYA	发明人	SLEPTSOV ANATOLIJ S,SU;PAVLENKO VIKTOR F,SU;AKULIN ALEKSANDR V,SU
分类号	E21D23/00;(IPC1-7):E21D23/00	主分类号	E21D23/00
代理机构		代理人
主权项
地址

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