Dispositif de contrôle pour poste téléphonique à prépayement,申请号FRD731407-传众专利搜索

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发明名称	Dispositif de contrôle pour poste téléphonique à prépayement
摘要
申请公布号	FR731407(A)	申请公布日期	1932.09.02
申请号	FRD731407	申请日期	1932.02.15
申请人	LE TAXIPHONE	发明人
分类号	H04M17/02	主分类号	H04M17/02
代理机构		代理人
主权项
地址

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