Underwater wellhead apparatus,申请号GB19650032796-传众专利搜索

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发明名称	Underwater wellhead apparatus
摘要
申请公布号	GB1058507(A)	申请公布日期	1967.02.15
申请号	GB19650032796	申请日期	1965.07.30
申请人	CAMERON IRON WORKS, INC.	发明人
分类号	E21B43/013;F16L37/00;F16L37/12	主分类号	E21B43/013
代理机构		代理人
主权项
地址

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