Improvements relating to line finder systems,申请号GB19530009221-传众专利搜索

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发明名称	Improvements relating to line finder systems
摘要
申请公布号	GB733020(A)	申请公布日期	1955.07.06
申请号	GB19530009221	申请日期	1953.04.02
申请人	SIEMENS BROTHERS & CO. LIMITED	发明人	WARMAN BLOOMFIELD JAMES
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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