DRILLING MACHINE FEEDER,申请号SU19904806265-传众专利搜索

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发明名称	DRILLING MACHINE FEEDER
摘要
申请公布号	SU1765385(A2)	申请公布日期	1992.09.30
申请号	SU19904806265	申请日期	1990.03.27
申请人	GALKIN VLADIMIR N,SU;MELNIK VLADIMIR V,SU	发明人	GALKIN VLADIMIR N,SU;MELNIK VLADIMIR V,SU
分类号	E21B19/083	主分类号	E21B19/083
代理机构		代理人
主权项
地址

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