Automatisk eller halvautomatisk Telefoncentral.,申请号DKD51417-传众专利搜索

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发明名称	Automatisk eller halvautomatisk Telefoncentral.
摘要
申请公布号	DK51417(C)	申请公布日期	1936.03.23
申请号	DKD51417	申请日期	1934.01.04
申请人	TELEFONFABRIK AUTOMATIC VED M. B. RICHTER	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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