Reamer,申请号US19330671875-传众专利搜索

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发明名称	Reamer
摘要
申请公布号	US2056498(A)	申请公布日期	1936.10.06
申请号	US19330671875	申请日期	1933.05.19
申请人	GLOBE OIL TOOLS COMPANY	发明人	WRIGHT JESSE C.
分类号	E21B10/30	主分类号	E21B10/30
代理机构		代理人
主权项
地址

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