Schaltungsanordnung für Fernsprechanlagen mit Haupt- und Unterämtern.,申请号CHD302752-传众专利搜索

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发明名称	Schaltungsanordnung für Fernsprechanlagen mit Haupt- und Unterämtern.
摘要
申请公布号	CH302752(A)	申请公布日期	1954.10.31
申请号	CHD302752	申请日期	1952.04.19
申请人	LICENTIA PATENT-VERWALTUNGS-GMBH.	发明人	PATENT-VERWALTUNGS-GMBH. LICENTIA
分类号	H04Q3/58	主分类号	H04Q3/58
代理机构		代理人
主权项
地址

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