Metal tube shaping machine,申请号US19420456586-传众专利搜索

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发明名称	Metal tube shaping machine
摘要
申请公布号	US2368973(A)	申请公布日期	1945.02.06
申请号	US19420456586	申请日期	1942.08.29
申请人	DEWEY CLARENCE L	发明人	DEWEY CLARENCE L.
分类号	B21D22/18	主分类号	B21D22/18
代理机构		代理人
主权项
地址

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