Record changing control system for automatic record changers,申请号US19510244638-传众专利搜索

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发明名称	Record changing control system for automatic record changers
摘要
申请公布号	US2706639(A)	申请公布日期	1955.04.19
申请号	US19510244638	申请日期	1951.08.31
申请人	RADIO CORPORATION	发明人	SPERBER EDWARD J.
分类号	G11B17/14	主分类号	G11B17/14
代理机构		代理人
主权项
地址

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