Work car for railways,申请号US19300470383-传众专利搜索

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发明名称	Work car for railways
摘要
申请公布号	US1846095(A)	申请公布日期	1932.02.23
申请号	US19300470383	申请日期	1930.07.24
申请人	WILLIAM ELMER	发明人	ELMER WILLIAM
分类号	B61D15/12	主分类号	B61D15/12
代理机构		代理人
主权项
地址

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