Synchronisation des pendules marchant automatiquement au moyen d'impulsions de réglage qui sont émises simultanément par une centrale de distribution de l'heure sur les conducteurs téléphoniques,申请号FRD800325-传众专利搜索

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发明名称	Synchronisation des pendules marchant automatiquement au moyen d'impulsions de réglage qui sont émises simultanément par une centrale de distribution de l'heure sur les conducteurs téléphoniques
摘要
申请公布号	FR800325(A)	申请公布日期	1936.07.02
申请号	FRD800325	申请日期	1935.04.20
申请人		发明人	ROD RUDOLF
分类号	G04C11/04	主分类号	G04C11/04
代理机构		代理人
主权项
地址

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