Device for facilitating insertion of needles in the needle holders of sound reproducers,申请号GB19320014646-传众专利搜索

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发明名称	Device for facilitating insertion of needles in the needle holders of sound reproducers
摘要
申请公布号	GB401757(A)	申请公布日期	1933.11.23
申请号	GB19320014646	申请日期	1932.05.23
申请人	ARTHUR HOPE KIDD	发明人
分类号	G11B3/46	主分类号	G11B3/46
代理机构		代理人
主权项
地址

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