Number | Name | Date | Kind |
---|---|---|---|
3992654 | Springer et al. | Nov 1976 | |
4488468 | Peterson et al. | Dec 1984 | |
4567317 | Ehrlich et al. | Jan 1986 | |
4585122 | Stegenga | Apr 1986 | |
4609104 | Kasper et al. | Aug 1986 | |
4672511 | Mensel et al. | Jun 1987 | |
4858071 | Manabe et al. | Aug 1989 | |
4991056 | Shimizu et al. | Feb 1991 | |
5031070 | Hsu | Jul 1991 | |
5099391 | Maggelet et al. | Mar 1992 |
Number | Date | Country |
---|---|---|
7639989 | Mar 1977 | DEX |
0222500 | Sep 1989 | JPX |
0168696 | Jun 1990 | JPX |
0285698 | Nov 1990 | JPX |
0301978 | Dec 1990 | JPX |
2202381 | Sep 1988 | GBX |
2212334 | Jul 1989 | GBX |
Entry |
---|
Toshiba "T1600 Portable Personal Computer" Manual, 1st Ed., Sep. 1988. |