Articulated locomotive truck frame,申请号US19450582821-传众专利搜索

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发明名称	Articulated locomotive truck frame
摘要
申请公布号	US2502004(A)	申请公布日期	1950.03.28
申请号	US19450582821	申请日期	1945.03.15
申请人	NELSON GREEN JAMES	发明人	GREEN JAMES NELSON
分类号	B61F5/38;C07D209/52	主分类号	B61F5/38
代理机构		代理人
主权项
地址

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