Improvements relating to record changing gramophones,申请号GB19500021967-传众专利搜索

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发明名称	Improvements relating to record changing gramophones
摘要
申请公布号	GB688148(A)	申请公布日期	1953.02.25
申请号	GB19500021967	申请日期	1950.09.06
申请人	THE GARRARD ENGINEERING AND MANUFACTURING COMPANY LIMITED;FRANCIS JOHN OFFEN	发明人
分类号	G11B17/16	主分类号	G11B17/16
代理机构		代理人
主权项
地址

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