ADJUSTABLE TAIL PIPE FOR WELL TOOLS,申请号USD3447606-传众专利搜索

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发明名称	ADJUSTABLE TAIL PIPE FOR WELL TOOLS
摘要
申请公布号	US3447606(A)	申请公布日期	1969.06.03
申请号	USD3447606	申请日期	1967.03.24
申请人	BYRON JACKSON INC.	发明人	LYLE B. SCOTT
分类号	E21B43/10;(IPC1-7):E21B23/00	主分类号	E21B43/10
代理机构		代理人
主权项
地址

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