Magnetic information storage arrangements,申请号US19560623734-传众专利搜索

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发明名称	Magnetic information storage arrangements
摘要
申请公布号	US3133273(A)	申请公布日期	1964.05.12
申请号	US19560623734	申请日期	1956.11.21
申请人	ASSOCIATED ELECTRICAL INDUSTRIES (WOOLWICH) LIMITED	发明人	HOPKINS RONALD SYDNEY
分类号	H04M15/04	主分类号	H04M15/04
代理机构		代理人
主权项
地址

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