CIRCUIT IN TELEPHONE EXCHANGES FOR THE EVALUATION OF BINARY SIGNS OF WHICH THE BINARY VALUES ARE CREATED BY FIXED CURRENT VALUES DIFFERENT FROM EACH OTHER,申请号EP19870106400-传众专利搜索

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发明名称	CIRCUIT IN TELEPHONE EXCHANGES FOR THE EVALUATION OF BINARY SIGNS OF WHICH THE BINARY VALUES ARE CREATED BY FIXED CURRENT VALUES DIFFERENT FROM EACH OTHER
摘要
申请公布号	EP0246480(A3)	申请公布日期	1989.11.15
申请号	EP19870106400	申请日期	1987.05.04
申请人	SIEMENS AKTIENGESELLSCHAFT	发明人	SUNDERMANN, HELMUT, DIPL.-ING.
分类号	H04L5/14;H04Q1/38;(IPC1-7):H04Q1/38	主分类号	H04L5/14
代理机构		代理人
主权项
地址

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