MAGNETIC SOUND HEAD CORE AND PROCESS FOR ITS MANUFACTURE,申请号CAD869740-传众专利搜索

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发明名称	MAGNETIC SOUND HEAD CORE AND PROCESS FOR ITS MANUFACTURE
摘要
申请公布号	CA869740(A)	申请公布日期	1971.04.27
申请号	CAD869740	申请日期
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	CHARLES O. GINGERICH;EUGENE P. HEUPEL
分类号		主分类号
代理机构		代理人
主权项
地址

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