PIPE TESTER VALVE,申请号AU19810069002-传众专利搜索

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发明名称	PIPE TESTER VALVE
摘要
申请公布号	AU539854(B2)	申请公布日期	1984.10.18
申请号	AU19810069002	申请日期	1981.04.01
申请人	HALLIBURTON CO.	发明人	MICHAEL EDDIE MCMAHAN;BURCHUS QUINTON BARRINGTON;GERALD DEAN JACKSON
分类号	E21B34/00;E21B34/10;E21B47/10;(IPC1-7):E21B34/12;F16K5/06	主分类号	E21B34/00
代理机构		代理人
主权项
地址

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