MAGNETIC BELT RECORDER,申请号USD3493231-传众专利搜索

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发明名称	MAGNETIC BELT RECORDER
摘要
申请公布号	US3493231(A)	申请公布日期	1970.02.03
申请号	USD3493231	申请日期	1968.11.13
申请人	MCGRAW EDISON CO.	发明人	RICHARD K. WALKER
分类号	G11B5/004;(IPC1-7):G11B5/02	主分类号	G11B5/004
代理机构		代理人
主权项
地址

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