Number | Date | Country | Kind |
---|---|---|---|
8801367 | Dec 1988 | BEX |
Number | Name | Date | Kind |
---|---|---|---|
2114494 | Hummel et al. | Apr 1938 | |
2493067 | Goldsmith | Jan 1950 | |
3284611 | Laing et al. | Nov 1966 | |
3439922 | Howard | Apr 1969 | |
3674980 | Cox | Jul 1972 | |
3860959 | Kudou | Jan 1975 | |
3997919 | Thompson | Dec 1976 | |
4034164 | Westmoreland | Jul 1977 | |
4230932 | Mikamo et al. | Oct 1980 | |
4635156 | D'Alayer | Jan 1987 | |
4674000 | Lee | Jun 1987 | |
4777548 | Dow et al. | Oct 1988 | |
4803583 | Bogdanski | Feb 1989 | |
4811149 | Clausen | Mar 1989 |
Number | Date | Country |
---|---|---|
894699 | Oct 1982 | BEX |
2524091 | Feb 1976 | DEX |
2519699 | Apr 1976 | DEX |
61-71409 | Apr 1986 | JPX |
Entry |
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Computer Technology Review, No. 2, May 1984, Los Angeles, U.S. *pp. 19-22; Mike Dunningan: "5.25-In. Fixed/Removable Disk Products Resolve Data Integrity Problems", p. 19, right-hand column, line 26--p. 20, middle column, line 17; FIGS. 1, 2*. |