SELF-ADJUSTING BIT BASKET,申请号AU19880010671-传众专利搜索

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发明名称	SELF-ADJUSTING BIT BASKET
摘要
申请公布号	AU1067188(A)	申请公布日期	1988.07.28
申请号	AU19880010671	申请日期	1988.01.21
申请人	INCO LTD.	发明人	ALLEN H. KAVEN
分类号	E21B19/16;E21B19/18	主分类号	E21B19/16
代理机构		代理人
主权项
地址

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