Pipe finishing tool,申请号US19300505406-传众专利搜索

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发明名称	Pipe finishing tool
摘要
申请公布号	US1839708(A)	申请公布日期	1932.01.05
申请号	US19300505406	申请日期	1930.12.29
申请人	SLEIGHT THOMAS R	发明人	SLEIGHT THOMAS R.
分类号	B28B21/74	主分类号	B28B21/74
代理机构		代理人
主权项
地址

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