Phonograph record changer,申请号US19460662292-传众专利搜索

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发明名称	Phonograph record changer
摘要
申请公布号	US2577648(A)	申请公布日期	1951.12.04
申请号	US19460662292	申请日期	1946.04.15
申请人	WEBSTER CHICAGO CORPORATION	发明人	DALE COLIN B.
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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