Rod rolling mill,申请号US19520285897-传众专利搜索

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发明名称	Rod rolling mill
摘要
申请公布号	US2685217(A)	申请公布日期	1954.08.03
申请号	US19520285897	申请日期	1952.05.03
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	STOLTZ JAMES F.
分类号	B21B41/06	主分类号	B21B41/06
代理机构		代理人
主权项
地址

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