Improvements in radio signalling systems,申请号GB19450020527-传众专利搜索

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发明名称	Improvements in radio signalling systems
摘要
申请公布号	GB597114(A)	申请公布日期	1948.01.19
申请号	GB19450020527	申请日期	1945.08.10
申请人	THE GENERAL ELECTRIC COMPANY LIMITED;ALEXANDER ALBERT CHUBB	发明人
分类号	H04B1/54	主分类号	H04B1/54
代理机构		代理人
主权项
地址

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