DISCONNECTING IMPACT TOOL,申请号SU19884487748-传众专利搜索

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发明名称	DISCONNECTING IMPACT TOOL
摘要
申请公布号	SU1601335(A1)	申请公布日期	1990.10.23
申请号	SU19884487748	申请日期	1988.09.28
申请人	DN OTDEL I MINERAL RESURS	发明人	VASYUK BORIS N,SU;DANILCHENKO IGOR E,SU;KOVALEVSKAYA LYUDMILA I,SU
分类号	E21B31/107;E21B17/06	主分类号	E21B31/107
代理机构		代理人
主权项
地址

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