Turbine à éléments normalisés pour le forage du sol,申请号FR19590784581-传众专利搜索

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发明名称	Turbine à éléments normalisés pour le forage du sol
摘要
申请公布号	FR1222715(A)	申请公布日期	1960.06.13
申请号	FR19590784581	申请日期	1959.01.21
申请人		发明人	TIRASPOLSKY WLADIMIR;ROUVIERE ROGER-FRANCOIS;CHARE JEAN
分类号	E21B4/02	主分类号	E21B4/02
代理机构		代理人
主权项
地址

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