Recording and reproducing system,申请号US19570687544-传众专利搜索

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发明名称	Recording and reproducing system
摘要
申请公布号	US2979557(A)	申请公布日期	1961.04.11
申请号	US19570687544	申请日期	1957.10.01
申请人	RADIO CORPORATION OF AMERICA	发明人	SCHROEDER ALFRED CHRISTIAN
分类号	G11B15/14;H04N5/92;H04N9/82	主分类号	G11B15/14
代理机构		代理人
主权项
地址

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