Speed governor for railway, vehicles,申请号US19440523462-传众专利搜索

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发明名称	Speed governor for railway, vehicles
摘要
申请公布号	US2457748(A)	申请公布日期	1948.12.28
申请号	US19440523462	申请日期	1944.02.22
申请人	GENERAL RAILWAY SIGNAL COMPANY	发明人	TAYLOR HERBERT B.
分类号	G05D13/10	主分类号	G05D13/10
代理机构		代理人
主权项
地址

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