Number | Name | Date | Kind |
---|---|---|---|
4190833 | Bejting | Feb 1980 | |
4193119 | Arase | Mar 1980 | |
4195338 | Freeman | Mar 1980 | |
4198623 | Misek | Apr 1980 | |
4247906 | Corwin | Jan 1981 | |
4386232 | Slater | May 1983 | |
4406626 | Anderson | Sep 1983 | |
4438505 | Yanagiuchi | Mar 1984 | |
4456973 | Carlgren | Jun 1984 | |
4464070 | Hanft | Aug 1984 | |
4481603 | McCaskill | Nov 1984 | |
4597056 | Wishizuka | Jun 1986 |
Entry |
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Cossalter et al., "A Microcomputer-Based Communication System for the Non-Verbal Severely Handicapped" Eurocon '77 Proceedings on Communications, Venice, Italy, May 1977, pp. 196-202. |
Words+Living Center III, The Most Powerful Single Switch Augmentative Communication System Ever Developed, by Words+, Inc., Sunnyvale, California. |
Number | Date | Country | |
---|---|---|---|
Parent | 468493 | Feb 1983 |