Verfahren zur Veränderung der Bandbreite.,申请号ATD157799-传众专利搜索

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发明名称	Verfahren zur Veränderung der Bandbreite.
摘要
申请公布号	AT157799(B)	申请公布日期	1940.01.25
申请号	ATD157799	申请日期	1937.06.07
申请人	TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M. B. H.	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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