Brace for the rails of railroad tracks,申请号US19420450453-传众专利搜索

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发明名称	Brace for the rails of railroad tracks
摘要
申请公布号	US2317735(A)	申请公布日期	1943.04.27
申请号	US19420450453	申请日期	1942.07.10
申请人	ROY E. RIEGEL	发明人	DALE JAMES F.
分类号	E01B9/60	主分类号	E01B9/60
代理机构		代理人
主权项
地址

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