Number | Date | Country | Kind |
---|---|---|---|
1-342982 | Dec 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4146911 | Gyi | Mar 1979 | |
4280156 | Villette | Jul 1981 | |
4393425 | Wright | Jul 1983 | |
4777544 | Brown | Oct 1988 | |
4814906 | Suzuki | Mar 1989 | |
4814907 | Goor | Mar 1989 | |
4843502 | Tagawa | Jul 1989 | |
4931887 | Hegde | Jun 1990 |
Number | Date | Country |
---|---|---|
0121975 | Oct 1984 | EPX |
0157878 | Sep 1984 | JPX |
0175275 | Jul 1988 | JPX |
0197056 | Aug 1988 | JPX |
1-251360 | Oct 1989 | JPX |
0296455 | Nov 1989 | JPX |
1-251359 | Dec 1989 | JPX |
1-3233322 | Dec 1989 | JPX |
Entry |
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"A Quarter Century of Disk File Innovation", Harker et al., IBM J. Res. Develop., vol. 25, No. 5, Sep. 1981. |