Railway car truck,申请号US19320603360-传众专利搜索

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发明名称	Railway car truck
摘要
申请公布号	US2050642(A)	申请公布日期	1936.08.11
申请号	US19320603360	申请日期	1932.04.05
申请人	THE BUCKEYE STEEL CASTINGS COMPANY	发明人	WOLFE HARRY H.
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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