Verfahren zur Unterdrueckung von Stoerstroemen auf Sprech- und Signalstromkreisen,申请号DE1929I040034D-传众专利搜索

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发明名称	Verfahren zur Unterdrueckung von Stoerstroemen auf Sprech- und Signalstromkreisen
摘要
申请公布号	DE593727(C)	申请公布日期	1934.03.02
申请号	DE1929I040034D	申请日期	1929.12.05
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人
分类号	H04B3/20	主分类号	H04B3/20
代理机构		代理人
主权项
地址

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