Appareil téléphonique sélecteur de lignes,申请号FRD795976-传众专利搜索

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发明名称	Appareil téléphonique sélecteur de lignes
摘要
申请公布号	FR795976(A)	申请公布日期	1936.03.26
申请号	FRD795976	申请日期	1935.10.05
申请人	TELEPHONES HASLER	发明人
分类号	H04M1/274	主分类号	H04M1/274
代理机构		代理人
主权项
地址

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