Number | Name | Date | Kind |
---|---|---|---|
4085445 | Blevins et al. | Apr 1978 | |
4306803 | Donohue et al. | Dec 1981 | |
4494862 | Tanaka | Jan 1985 | |
4542378 | Suganuma et al. | Sep 1985 | |
4674040 | Barker et al. | Jun 1987 | |
4920337 | Kuo | Apr 1990 | |
4992827 | Kobayashi et al. | Feb 1991 | |
5016048 | Watanabe | May 1991 | |
5091746 | Watanabe | Feb 1992 |
Number | Date | Country |
---|---|---|
374892A2 | Jun 1990 | EPX |
490471A2 | Jun 1992 | EPX |
Entry |
---|
Karen L. Acerson, Word Perfect--The Complete Reference, 1988, pp. 245-248. |