Selective signalling equipment incorporating synchronised distributors,申请号GB19520024849-传众专利搜索

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发明名称	Selective signalling equipment incorporating synchronised distributors
摘要
申请公布号	GB741938(A)	申请公布日期	1955.12.14
申请号	GB19520024849	申请日期	1952.10.03
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人
分类号	H04Q9/04	主分类号	H04Q9/04
代理机构		代理人
主权项
地址

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