CABLED TOOL FALL PREVENTION DEVICE,申请号SU19894691277-传众专利搜索

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发明名称	CABLED TOOL FALL PREVENTION DEVICE
摘要
申请公布号	SU1717789(A1)	申请公布日期	1992.03.07
申请号	SU19894691277	申请日期	1989.05.15
申请人	GABDULLIN RAFAGAT G,SU;ANDREEV VLADIMIR A,SU	发明人	GABDULLIN RAFAGAT G,SU;ANDREEV VLADIMIR A,SU
分类号	E21B31/00	主分类号	E21B31/00
代理机构		代理人
主权项
地址

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