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发明名称
摘要
申请公布号	FR2081940(A1)	申请公布日期	1971.12.10
申请号	FR19710008815	申请日期	1971.03.12
申请人	WESTERN ELECTRIC CO	发明人
分类号	H04L25/03;(IPC1-7):H03K5/00;G08C13/00;H03K13/00	主分类号	H04L25/03
代理机构		代理人
主权项
地址

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