Pipe and tubing bender,申请号US19460712205-传众专利搜索

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法人/股东/高管

发明名称	Pipe and tubing bender
摘要
申请公布号	US2584537(A)	申请公布日期	1952.02.05
申请号	US19460712205	申请日期	1946.11.25
申请人	BENFIELD JOHN D	发明人	BENFIELD JOHN D.
分类号	B21D7/06	主分类号	B21D7/06
代理机构		代理人
主权项
地址

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