Kurzzeitmesser, insbesondere zur Bestimmung von Ferngespraechszeiten,申请号DE1933SC00718D-传众专利搜索

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发明名称	Kurzzeitmesser, insbesondere zur Bestimmung von Ferngespraechszeiten
摘要
申请公布号	DE599799(C)	申请公布日期	1934.07.09
申请号	DE1933SC00718D	申请日期	1933.03.14
申请人	A. SCHILD S. A.	发明人
分类号	G04B5/00;G04F7/06	主分类号	G04B5/00
代理机构		代理人
主权项
地址

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