RAILWAY CAR SILL STEP,申请号CAD396769-传众专利搜索

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发明名称	RAILWAY CAR SILL STEP
摘要
申请公布号	CA396769(A)	申请公布日期	1941.05.27
申请号	CAD396769	申请日期
申请人	APEX RAILWAY PRODUCTS COMPANY	发明人	EDWARD T. DOHERTY
分类号		主分类号
代理机构		代理人
主权项
地址

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