Side frame and journal box,申请号US19280320344-传众专利搜索

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发明名称	Side frame and journal box
摘要
申请公布号	US2039357(A)	申请公布日期	1936.05.05
申请号	US19280320344	申请日期	1928.11.19
申请人	THE SYMINGTON COMPANY	发明人	SMITH HAROLD K.
分类号	B61F15/26	主分类号	B61F15/26
代理机构		代理人
主权项
地址

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