Analog network telephone switching system,申请号US19640400600-传众专利搜索

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发明名称	Analog network telephone switching system
摘要
申请公布号	US3414679(A)	申请公布日期	1968.12.03
申请号	US19640400600	申请日期	1964.09.30
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	REGNIER ALBERT;BUCK JEAN-JACQUES RENE PAUL DE
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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