Apparatus for feeding an ancillary device connected in parallel to a telephone switching circuit in automatic telephone installations,申请号GB19860015297-传众专利搜索

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发明名称	Apparatus for feeding an ancillary device connected in parallel to a telephone switching circuit in automatic telephone installations
摘要
申请公布号	GB2177571(A)	申请公布日期	1987.01.21
申请号	GB19860015297	申请日期	1986.06.23
申请人	* SODECO-SAIA AG	发明人	JOSEPH * RUEFF
分类号	A61C13/267;H04M19/08;(IPC1-7):H04M17/02	主分类号	A61C13/267
代理机构		代理人
主权项
地址

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