Servo positioning system for magnetic disc memory,申请号US19630331139-传众专利搜索

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发明名称	Servo positioning system for magnetic disc memory
摘要
申请公布号	US3362021(A)	申请公布日期	1968.01.02
申请号	US19630331139	申请日期	1963.12.17
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	MA JOSEPH T. S.;WANG PAUL K. C.
分类号	G11B5/596	主分类号	G11B5/596
代理机构		代理人
主权项
地址

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