APPARATUS FOR SIGNALING A FAILURE IN A DIGITAL TRANSMISSION NETWORK,申请号IL19780054216-传众专利搜索

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发明名称	APPARATUS FOR SIGNALING A FAILURE IN A DIGITAL TRANSMISSION NETWORK
摘要
申请公布号	IL54216(A)	申请公布日期	1981.07.31
申请号	IL19780054216	申请日期	1978.03.07
申请人	WESTERN ELECTRIC CO	发明人
分类号	G08B23/00;G08B25/00;G08B25/01;H04J3/14;(IPC1-7):H04J3/14;H04L1/10;H04L5/22	主分类号	G08B23/00
代理机构		代理人
主权项
地址

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