BOTTOMHOLE MOTOR REDUCER,申请号SU19884460276-传众专利搜索

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发明名称	BOTTOMHOLE MOTOR REDUCER
摘要
申请公布号	SU1677222(A1)	申请公布日期	1991.09.15
申请号	SU19884460276	申请日期	1988.07.14
申请人	VNII BUROVOJ TEKHNIKI	发明人	DYACHUK VLADIMIR V,SU;IOANESYAN YURIJ R,SU;LAPAVOK VLADIMIR S,SU;TAIROV GASAN M,SU
分类号	E21B4/00	主分类号	E21B4/00
代理机构		代理人
主权项
地址

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