A CONTROL CIRCUIT FOR A HEATER FOR THE PROTECTION OF A RAILWAY SWITCH POINTS AGAINST THE DEPOSITION OF SNOW OR ICE,申请号GB19700052633-传众专利搜索

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发明名称	A CONTROL CIRCUIT FOR A HEATER FOR THE PROTECTION OF A RAILWAY SWITCH POINTS AGAINST THE DEPOSITION OF SNOW OR ICE
摘要
申请公布号	GB1300454(A)	申请公布日期	1972.12.20
申请号	GB19700052633	申请日期	1970.11.05
申请人	N.V. TECHNISCH BUREAU W. SEIBERT & CO.	发明人
分类号	E01B7/24;G05D27/02	主分类号	E01B7/24
代理机构		代理人
主权项
地址

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