Tool for straightening bent beams,申请号US19310544781-传众专利搜索

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发明名称	Tool for straightening bent beams
摘要
申请公布号	US1912828(A)	申请公布日期	1933.06.06
申请号	US19310544781	申请日期	1931.06.16
申请人	COUNTRYMAN GUY A	发明人	COUNTRYMAN GUY A.
分类号	B21D3/10	主分类号	B21D3/10
代理机构		代理人
主权项
地址

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