GERAET ZUM DIREKTEN ABLESEN DER FERNSPRECHGEBUEHREN IM SELBSTWAEHLFERNSPRECHDIENST.,申请号DE196800E7223U-传众专利搜索

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发明名称	GERAET ZUM DIREKTEN ABLESEN DER FERNSPRECHGEBUEHREN IM SELBSTWAEHLFERNSPRECHDIENST.
摘要
申请公布号	DE1993562(U)	申请公布日期	1968.09.12
申请号	DE196800E7223U	申请日期	1968.06.27
申请人	FRITZ ECKERT	发明人	FRITZ ECKERT
分类号		主分类号
代理机构		代理人
主权项
地址

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