AUTOMATIC TELEGRAPH EXCHANGE,申请号IE19560000304-传众专利搜索

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发明名称	AUTOMATIC TELEGRAPH EXCHANGE
摘要
申请公布号	IE22200(L)	申请公布日期	1957.03.27
申请号	IE19560000304	申请日期	1956.05.29
申请人	STANDARD TELEPHONES AND CABLES LTD	发明人
分类号	H04L13/08;(IPC1-7):H04L11/20	主分类号	H04L13/08
代理机构		代理人
主权项
地址

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