Système de commutation téléphonique,申请号FRD1107735-传众专利搜索

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发明名称	Système de commutation téléphonique
摘要
申请公布号	FR1107735(A)	申请公布日期	1956.01.04
申请号	FRD1107735	申请日期	1954.06.28
申请人		发明人	GALL PIERRE LE
分类号	H01H67/26;H04M3/56;H04M15/08;H04Q3/00	主分类号	H01H67/26
代理机构		代理人
主权项
地址

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