Poste téléphonique mixte combiné avec un auto-commutateur privé,申请号FRD678104-传众专利搜索

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发明名称	Poste téléphonique mixte combiné avec un auto-commutateur privé
摘要
申请公布号	FR678104(A)	申请公布日期	1930.03.19
申请号	FRD678104	申请日期	1928.10.25
申请人	SOCIETE NOUVELLE DE CONSTRUCTIONS TELEPHONIQUES	发明人
分类号	H04M9/00	主分类号	H04M9/00
代理机构		代理人
主权项
地址

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