Method of joining metal strips,申请号US19350038828-传众专利搜索

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发明名称	Method of joining metal strips
摘要
申请公布号	US2123626(A)	申请公布日期	1938.07.12
申请号	US19350038828	申请日期	1935.08.31
申请人	BOHN ALUMINUM & BRASS CORPORATION	发明人	FIEGEL WILLIAM J.
分类号	B21D39/03	主分类号	B21D39/03
代理机构		代理人
主权项
地址

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