Erasing head and apparatus for magnetic recorders,申请号US19470784563-传众专利搜索

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发明名称	Erasing head and apparatus for magnetic recorders
摘要
申请公布号	US2535498(A)	申请公布日期	1950.12.26
申请号	US19470784563	申请日期	1947.11.07
申请人	THE BRUSH DEVELOPMENT COMPANY	发明人	KORNEI OTTO
分类号	G11B5/02	主分类号	G11B5/02
代理机构		代理人
主权项
地址

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