Railway axle box journal stop,申请号US19560626769-传众专利搜索

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发明名称	Railway axle box journal stop
摘要
申请公布号	US2887345(A)	申请公布日期	1959.05.19
申请号	US19560626769	申请日期	1956.12.06
申请人	JOHNSON MILTON M	发明人	JOHNSON MILTON M.
分类号	B61F15/16	主分类号	B61F15/16
代理机构		代理人
主权项
地址

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