Phonograph record changer,申请号US19420469312-传众专利搜索

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发明名称	Phonograph record changer
摘要
申请公布号	US2476865(A)	申请公布日期	1949.07.19
申请号	US19420469312	申请日期	1942.12.17
申请人	BUCKLEY MUSIC SYSTEM, INC.	发明人	HENRY EARLE G.
分类号	G11B17/04	主分类号	G11B17/04
代理机构		代理人
主权项
地址

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