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发明名称
PERFEZIONAMENTO NELLE MEMORIE A DISCO IN PARTICOLARE PER ELABORATORI NUMERICI
摘要
申请公布号
IT1016937(B)
申请公布日期
1977.06.20
申请号
IT19740052207
申请日期
1974.07.22
申请人
SPERRY RAND CORP
发明人
分类号
G11B21/21;G11B5/55;G11B5/56;G11B5/60;G11B19/20;(IPC1-7):G11B/
主分类号
G11B21/21
代理机构
代理人
主权项
地址
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