RAILWAY TIE PLATE,申请号CAD358439-传众专利搜索

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发明名称	RAILWAY TIE PLATE
摘要
申请公布号	CA358439(A)	申请公布日期	1936.06.09
申请号	CAD358439	申请日期
申请人	WILLIAM A. DUFF	发明人	ROBERT HILL
分类号		主分类号
代理机构		代理人
主权项
地址

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