Electrical conduit bending and straightening device,申请号US19510230590-传众专利搜索

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发明名称	Electrical conduit bending and straightening device
摘要
申请公布号	US2659410(A)	申请公布日期	1953.11.17
申请号	US19510230590	申请日期	1951.06.08
申请人	DUFFY JR FRANK A	发明人	JR. FRANK A. DUFFY,
分类号	B21D7/024	主分类号	B21D7/024
代理机构		代理人
主权项
地址

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