Mounts for blowout preventer bonnets,申请号AU20070227347-传众专利搜索

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发明名称	Mounts for blowout preventer bonnets
摘要
申请公布号	AU2007227347(A1)	申请公布日期	2007.09.27
申请号	AU20070227347	申请日期	2007.03.22
申请人	HYDRIL USA MANUFACTURING LLC	发明人	MICHAEL WAYNE BERCKENHOFF;EDWARD RYAN HEMPHILL
分类号	E21B33/00	主分类号	E21B33/00
代理机构		代理人
主权项
地址

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