Inside casing cutter,申请号US19360083898-传众专利搜索

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发明名称	Inside casing cutter
摘要
申请公布号	US2117050(A)	申请公布日期	1938.05.10
申请号	US19360083898	申请日期	1936.06.06
申请人	WILSON CLYDE P	发明人	WILSON CLYDE P.
分类号	E21B29/00	主分类号	E21B29/00
代理机构		代理人
主权项
地址

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