Improvements in and relating to apparatus for detecting the passage of a vehicle,申请号GB19390021479-传众专利搜索

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发明名称	Improvements in and relating to apparatus for detecting the passage of a vehicle
摘要
申请公布号	GB531496(A)	申请公布日期	1941.01.06
申请号	GB19390021479	申请日期	1939.07.24
申请人	THE SIEMENS AND GENERAL ELECTRIC RAILWAY SIGNAL COMPANY, LIMITED;CECIL CHARLES MAYNE	发明人
分类号	G08G1/02	主分类号	G08G1/02
代理机构		代理人
主权项
地址

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