Improvements in floating oil well drilling equipment,申请号GB19580032010-传众专利搜索

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发明名称	Improvements in floating oil well drilling equipment
摘要
申请公布号	GB842434(A)	申请公布日期	1960.07.27
申请号	GB19580032010	申请日期	1958.10.07
申请人	LEE C. MOORE CORPORATION	发明人
分类号	E21B15/02	主分类号	E21B15/02
代理机构		代理人
主权项
地址

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