APPARATUS FOR CREATING A MONENTARY DEPRESSION AT FORMATION,申请号SU19772504903-传众专利搜索

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发明名称	APPARATUS FOR CREATING A MONENTARY DEPRESSION AT FORMATION
摘要
申请公布号	SU732506(A1)	申请公布日期	1980.05.05
申请号	SU19772504903	申请日期	1977.04.29
申请人	SHALINOV VADIM P,SU;GDEEV EVGENIJ M,SU;SHAFRAN SAMUIL B,SU;SIDORENKO GEORGIJ V,SU;PERVUSHIN ARKADIJ N,SU;SHARMANOV ANATOLIJ P,SU	发明人	SHALINOV VADIM P,SU;GDEEV EVGENIJ M,SU;SHAFRAN SAMUIL B,SU;SIDORENKO GEORGIJ V,SU;PERVUSHIN ARKADIJ N,SU;SHARMANOV ANATOLIJ P,SU
分类号	E21B43/18;(IPC1-7):E21B43/18	主分类号	E21B43/18
代理机构		代理人
主权项
地址

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