Device for the protection of the stylus of sound pick-ups,申请号GB19380009284-传众专利搜索

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发明名称	Device for the protection of the stylus of sound pick-ups
摘要
申请公布号	GB498963(A)	申请公布日期	1939.01.17
申请号	GB19380009284	申请日期	1938.03.25
申请人	TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE MIT BESCHRAENKTER HAFTUNG	发明人
分类号	G11B3/08	主分类号	G11B3/08
代理机构		代理人
主权项
地址

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