RAILWAY DRAFT RIGGINGS,申请号CAD468073-传众专利搜索

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发明名称	RAILWAY DRAFT RIGGINGS
摘要
申请公布号	CA468073(A)	申请公布日期	1950.09.12
申请号	CAD468073	申请日期
申请人	W. H. MINER	发明人	GEORGE E. DATH
分类号		主分类号
代理机构		代理人
主权项
地址

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