Self-centering rolls,申请号US19590799209-传众专利搜索

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发明名称	Self-centering rolls
摘要
申请公布号	US3052396(A)	申请公布日期	1962.09.04
申请号	US19590799209	申请日期	1959.03.13
申请人	UNITED STATES STEEL CORPORATION	发明人	BUTSCHER FRANK W.
分类号	B21C47/34;B21D43/02;B65G39/071;B65H23/02;B65H27/00;F16C13/00;F16H7/18	主分类号	B21C47/34
代理机构		代理人
主权项
地址

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