Number | Name | Date | Kind |
---|---|---|---|
D270729 | Lahey et al. | Sep 1983 | |
D276230 | Akiyama | Nov 1984 | |
4527149 | Swensen | Jul 1985 |
Entry |
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Computer Design, 5-1982, p. 61, Tandem 6530 display terminal keyboard. |
Design, 12-1980, p. 48, Convergent Technologies keyboard. |