RAILWAY TRACK BRAKE MECHANISM,申请号CAD320579-传众专利搜索

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发明名称	RAILWAY TRACK BRAKE MECHANISM
摘要
申请公布号	CA320579(A)	申请公布日期	1932.03.15
申请号	CAD320579	申请日期
申请人	THE HANNAUER CAR RETARDER COMPANY	发明人	EDGAR M. WILCOX;GEORGE HANNAUER
分类号		主分类号
代理机构		代理人
主权项
地址

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