Improvements in or relating to electrical switching means adapted to be operated by fluid-pressure impulses,申请号GB19480027411-传众专利搜索

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发明名称	Improvements in or relating to electrical switching means adapted to be operated by fluid-pressure impulses
摘要
申请公布号	GB650238(A)	申请公布日期	1951.02.21
申请号	GB19480027411	申请日期	1948.10.21
申请人	THE SIEMENS AND GENERAL ELECTRIC RAILWAY SIGNAL COMPANY LIMITED;HUBERT JOHN NAPIER RIDDLE;GENERAL ELECTRIC RAILWAY SIGNAL COMPANY LIMITED	发明人
分类号	G08G1/02;H01H3/24	主分类号	G08G1/02
代理机构		代理人
主权项
地址

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