Input circuit for a signal receiver in telephone systems,申请号CH19770013766-传众专利搜索

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发明名称	Input circuit for a signal receiver in telephone systems
摘要
申请公布号	CH622655(A5)	申请公布日期	1981.04.15
申请号	CH19770013766	申请日期	1977.11.11
申请人	SODECO-SAIA AG	发明人	REYNALD FORSTER
分类号	H04M15/28;(IPC1-7):H04Q1/18	主分类号	H04M15/28
代理机构		代理人
主权项
地址

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