RAILWAY CAR DOOR AND SIDE FRAME,申请号CAD387020-传众专利搜索

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发明名称	RAILWAY CAR DOOR AND SIDE FRAME
摘要
申请公布号	CA387020(A)	申请公布日期	1940.02.20
申请号	CAD387020	申请日期
申请人	THE YOUNGSTOWN STEEL DOOR COMPANY	发明人	GABRIEL MADLAND;THORVALD MADLAND
分类号		主分类号
代理机构		代理人
主权项
地址

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