METHOD OF SPACING A PLURALITY OF MAGNETIC HEADS FROM THE SURFACE OF A MAGNETIC DRUM,申请号USD3478262-传众专利搜索

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发明名称	METHOD OF SPACING A PLURALITY OF MAGNETIC HEADS FROM THE SURFACE OF A MAGNETIC DRUM
摘要
申请公布号	US3478262(A)	申请公布日期	1969.11.11
申请号	USD3478262	申请日期	1967.06.30
申请人	RCA CORP.	发明人	DAVID A. VIGIL
分类号	G11B5/48;G11B5/56;(IPC1-7):G01R33/00;G11B5/00	主分类号	G11B5/48
代理机构		代理人
主权项
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