Improvements in or relating to automatic phonographs,申请号GB19450010694-传众专利搜索

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发明名称	Improvements in or relating to automatic phonographs
摘要
申请公布号	GB612417(A)	申请公布日期	1948.11.12
申请号	GB19450010694	申请日期	1945.04.27
申请人	FARNSWORTH TELEVISION & RADIO CORPORATION	发明人
分类号	G11B17/02	主分类号	G11B17/02
代理机构		代理人
主权项
地址

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