RAILWAY CAR COUPLER,申请号CAD409822-传众专利搜索

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发明名称	RAILWAY CAR COUPLER
摘要
申请公布号	CA409822(A)	申请公布日期	1943.01.05
申请号	CAD409822	申请日期
申请人	NATIONAL MALLEABLE AND STEEL CASTINGS COMPANY	发明人	WILLIAM JOSEPH METZGER
分类号		主分类号
代理机构		代理人
主权项
地址

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