DEVICE FOR REGULATION OF SPEED AND INTENSIFYING FEED OF DRILLING MACHINE,申请号SU19884422745-传众专利搜索

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发明名称	DEVICE FOR REGULATION OF SPEED AND INTENSIFYING FEED OF DRILLING MACHINE
摘要
申请公布号	SU1573157(A1)	申请公布日期	1990.06.23
申请号	SU19884422745	申请日期	1988.05.10
申请人	MASLYUK GEORGIJ M,SU;ZAGARENKO ELENA A,SU	发明人	MASLYUK GEORGIJ M,SU;ZAGARENKO ELENA A,SU
分类号	E21B19/087	主分类号	E21B19/087
代理机构		代理人
主权项
地址

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