Anordnung zur subjektiven und objektiven akustischen Messung der Qualität elektrischer und/oder akustischer Übertragungssyteme,申请号ATD176990-传众专利搜索

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发明名称	Anordnung zur subjektiven und objektiven akustischen Messung der Qualität elektrischer und/oder akustischer Übertragungssyteme
摘要
申请公布号	AT176990(B)	申请公布日期	1953.12.10
申请号	ATD176990	申请日期	1952.04.04
申请人	NORDWESTDEUTSCHER RUNDFUNK ANSTALT DES OEFFENTLICHEN RECHTS	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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