Traegerfrequenzfernsprecheinrichtung mit Zwischenverstaerkern,申请号DE1948P007093D-传众专利搜索

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发明名称	Traegerfrequenzfernsprecheinrichtung mit Zwischenverstaerkern
摘要
申请公布号	DE828853(C)	申请公布日期	1952.01.21
申请号	DE1948P007093D	申请日期	1948.10.02
申请人	SIEMENS & HALSKE A.G.	发明人	WERTHER DR. WALTER VON
分类号	H04J1/10	主分类号	H04J1/10
代理机构		代理人
主权项
地址

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