Number | Name | Date | Kind |
---|---|---|---|
3481607 | Jenkins et al. | Dec 1969 | |
3789161 | Mizumoto | Jan 1974 | |
3913136 | Kelch et al. | Oct 1975 | |
4344097 | Takai | Aug 1982 | |
4352492 | Smith | Oct 1982 | |
4479198 | Romano et al. | Oct 1984 | |
4547835 | Pansaerts et al. | Oct 1985 | |
4591934 | Sims, Jr. | May 1986 | |
4633350 | Hanson | Dec 1986 | |
4647996 | Shimaoka et al. | Mar 1987 | |
4669053 | Krenz | May 1987 | |
4697702 | Urayama | Oct 1987 | |
4717982 | Toreson et al. | Jan 1988 | |
4725244 | Chewning et al. | Feb 1988 | |
4754397 | Variya et al. | Jun 1988 |
Entry |
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PC Week-Buyers Guide-Jan. 15, 1985, p. 73, Hard Disk Storage-Kamerman Labs. |