Frequency coded digital recording system,申请号US19630309098-传众专利搜索

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发明名称	Frequency coded digital recording system
摘要
申请公布号	US3354463(A)	申请公布日期	1967.11.21
申请号	US19630309098	申请日期	1963.09.16
申请人	THE ELECTRIC INFORMATION COMPANY	发明人	LARSEN RAYMOND B.
分类号	G11B27/36	主分类号	G11B27/36
代理机构		代理人
主权项
地址

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