Verktöy for simultan vertikal tilkoblinger,申请号NO19910003982-传众专利搜索

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发明名称	Verktöy for simultan vertikal tilkoblinger
摘要
申请公布号	NO302138(B1)	申请公布日期	1998.01.26
申请号	NO19910003982	申请日期	1991.10.10
申请人	PETROLEO BRASILEIRO SA - PETROBRAS	发明人	MOTA, JUVENAL DIONISIO SOUZA;MIGUEZ, JOEL DE CARVALHO
分类号	F16L37/00;(IPC1-7):E21B43/013;F16L1/26	主分类号	F16L37/00
代理机构		代理人
主权项
地址

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