DEVICE FOR LUBRICATION OF ROCK-BIT CONE BEARINGS,申请号SU19874306164-传众专利搜索

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发明名称	DEVICE FOR LUBRICATION OF ROCK-BIT CONE BEARINGS
摘要
申请公布号	SU1620587(A1)	申请公布日期	1991.01.15
申请号	SU19874306164	申请日期	1987.09.15
申请人	UFIMDZKIYI NEFTYIANOYI INDZTITUT	发明人	ROROV ANATOLIYI N,SU;TRUDZNKIN VORIDZ N,SU
分类号	E21B10/24	主分类号	E21B10/24
代理机构		代理人
主权项
地址

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