TIME-SLOT INTERCHANGE WITH PROTECTION SWITCHING,申请号US19780919444-传众专利搜索

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发明名称	TIME-SLOT INTERCHANGE WITH PROTECTION SWITCHING
摘要
申请公布号	US4160127(A)	申请公布日期	1979.07.03
申请号	US19780919444	申请日期	1978.06.27
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	SLANA, MATTHEW F.;VAUGHAN, DECEASED, HENRY E.
分类号	H04M3/22;H04Q11/04;(IPC1-7):H04J3/00	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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