Semiconductor memory having circuit effecting refresh on variable cycles,申请号US19840617919-传众专利搜索

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发明名称	Semiconductor memory having circuit effecting refresh on variable cycles
摘要
申请公布号	US4672586(A)	申请公布日期	1987.06.09
申请号	US19840617919	申请日期	1984.06.06
申请人	HITACHI, LTD.	发明人	SHIMOHIGASHI, KATSUHIRO;KUBO, MASAHARU;MIYAUCHI, KATSUKI;MASUHARA, TOSHIAKI;MINATO, OSAMU
分类号	G11C11/401;G11C5/14;G11C11/406;G11C11/4072;G11C11/4074;H01L21/822;H01L21/8247;H01L27/04;H01L29/788;H01L29/792;(IPC1-7):G11C11/40	主分类号	G11C11/401
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