Railway truck structure,申请号US19400318982-传众专利搜索

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发明名称	Railway truck structure
摘要
申请公布号	US2272426(A)	申请公布日期	1942.02.10
申请号	US19400318982	申请日期	1940.02.15
申请人	GENERAL STEEL CASTINGS CORPORATION	发明人	NYSTROM KARL F.;BECKETTE EDMUND S.;GREEN VERNON L.
分类号	B61F5/12	主分类号	B61F5/12
代理机构		代理人
主权项
地址

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