Schaltungsanordnung fuer Zweieranschluesse in Fernsprechanlagen,申请号DE1949M000576-传众专利搜索

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发明名称	Schaltungsanordnung fuer Zweieranschluesse in Fernsprechanlagen
摘要
申请公布号	DE825853(C)	申请公布日期	1951.12.20
申请号	DE1949M000576	申请日期	1949.11.17
申请人	MIX & GENEST A.G.	发明人	SCHABEL FRITZ;KERN HANS-WILHELM
分类号	H04M9/00;H04Q5/24	主分类号	H04M9/00
代理机构		代理人
主权项
地址

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