Submarine cable signalling system,申请号GB19420009210-传众专利搜索

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发明名称	Submarine cable signalling system
摘要
申请公布号	GB555029(A)	申请公布日期	1943.07.29
申请号	GB19420009210	申请日期	1942.07.03
申请人	THE COMMERCIAL CABLE COMPANY	发明人
分类号	H04L25/06	主分类号	H04L25/06
代理机构		代理人
主权项
地址

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