Railroad freight car truck bolster side bearings,申请号US19530342093-传众专利搜索

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发明名称	Railroad freight car truck bolster side bearings
摘要
申请公布号	US2739853(A)	申请公布日期	1956.03.27
申请号	US19530342093	申请日期	1953.03.13
申请人	HICKS BENNIE L	发明人	HICKS BENNIE L.
分类号	B61F5/14	主分类号	B61F5/14
代理机构		代理人
主权项
地址

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