Method of reforming angle bars,申请号US19400315297-传众专利搜索

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发明名称	Method of reforming angle bars
摘要
申请公布号	US2232988(A)	申请公布日期	1941.02.25
申请号	US19400315297	申请日期	1940.01.24
申请人	CARTER BLATCHFORD, INC.	发明人	WILBUR LAWRENCE S.
分类号	B21K9/00	主分类号	B21K9/00
代理机构		代理人
主权项
地址

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