CHANNEL PROTECTION SWITCHING ARRANGEMENT,申请号IE19820001013-传众专利搜索

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发明名称	CHANNEL PROTECTION SWITCHING ARRANGEMENT
摘要
申请公布号	IE53033(B1)	申请公布日期	1988.05.11
申请号	IE19820001013	申请日期	1982.04.29
申请人	WESTERN ELECTRIC COMP.	发明人
分类号	H04B1/74;H04L1/22;(IPC1-7):H04B1/60	主分类号	H04B1/74
代理机构		代理人
主权项
地址

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