ROCKER-LESS DRIVE OF DEEP-WELL PUMPING UNIT,申请号SU19772554406-传众专利搜索

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发明名称	ROCKER-LESS DRIVE OF DEEP-WELL PUMPING UNIT
摘要
申请公布号	SU652348(A1)	申请公布日期	1979.03.15
申请号	SU19772554406	申请日期	1977.12.13
申请人	GI PO PROEKTIROVANIYU I RABOTAM V NEFTYANOJ PROMY "GIPROVOSTOKNEFT"	发明人	OVCHINNIKOV ALEKSANDR V,SU;MERKULOV VALENTIN P,SU;MERKULOV ALEKSANDR V,SU;SAVELEV GEORGIJ A,SU;ABRAMOV VLADIMIR N,SU
分类号	F04B47/02;E21B43/00;(IPC1-7):F04B47/02	主分类号	F04B47/02
代理机构		代理人
主权项
地址

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