DRILLING TOOL AXIAL-LOAD REGULATOR,申请号SU19782680076-传众专利搜索

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发明名称	DRILLING TOOL AXIAL-LOAD REGULATOR
摘要
申请公布号	SU768946(A1)	申请公布日期	1980.10.07
申请号	SU19782680076	申请日期	1978.11.01
申请人	KAZAKHSKIJ NII MINERALNOGO SYRYA	发明人	BILETSKIJ MARIAN T,SU
分类号	E21B45/00;(IPC1-7):E21B45/00	主分类号	E21B45/00
代理机构		代理人
主权项
地址

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