Improvements in and relating to hand-controlled switch boxes for railways, tramways and the like,申请号GB19500014464-传众专利搜索

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发明名称	Improvements in and relating to hand-controlled switch boxes for railways, tramways and the like
摘要
申请公布号	GB674478(A)	申请公布日期	1952.06.25
申请号	GB19500014464	申请日期	1950.06.09
申请人	THOMAS SUMMERSON & SONS LIMITED	发明人	SCOTT HAROLD PERCY RAYMOND;BURGESS AUSTIN GRAHAM
分类号	B61L5/02	主分类号	B61L5/02
代理机构		代理人
主权项
地址

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