Number | Date | Country | Kind |
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5-256961 | Oct 1993 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
5307086 | Griffin et al. | Apr 1994 | |
5457476 | Jenson | Oct 1995 |
Entry |
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"Casio Executive B.O.S.S. SF-9500 Hand-Held Computer" by Crystal Waters, Home Office Computing, V9, N4, Apr. 1991. |