Frame straightening device,申请号US19500200004-传众专利搜索

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发明名称	Frame straightening device
摘要
申请公布号	US2597234(A)	申请公布日期	1952.05.20
申请号	US19500200004	申请日期	1950.12.09
申请人	BUILDERS ORNAMENTAL IRON COMPANY	发明人	ELAM JESS L.
分类号	B21D1/14	主分类号	B21D1/14
代理机构		代理人
主权项
地址

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