Safety slip ram,申请号AU20000059399-传众专利搜索

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发明名称	Safety slip ram
摘要
申请公布号	AU774169(B2)	申请公布日期	2004.06.17
申请号	AU20000059399	申请日期	2000.09.14
申请人	BAKER HUGHES INCORPORATED	发明人	GARRY R KAISER
分类号	E21B33/06;E21B41/00;(IPC1-7):E21B40/00	主分类号	E21B33/06
代理机构		代理人
主权项
地址

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