Number | Name | Date | Kind |
---|---|---|---|
3594941 | Handler et al. | Jul 1971 | |
3771255 | Carabet et al. | Nov 1973 | |
4232267 | Hanajima et al. | Nov 1980 | |
4237650 | Goldfarb | Dec 1980 | |
4421954 | Mita et al. | Dec 1983 | |
4436959 | Nakatsuyama et al. | Mar 1984 | |
4549047 | Brian et al. | Oct 1985 | |
4777938 | Sirota | Oct 1988 | |
4782522 | Kramer et al. | Nov 1988 | |
4920556 | Wong | Apr 1990 | |
4926484 | Nakano | May 1990 | |
4959037 | Garfinkel | Sep 1990 | |
5081672 | Mita et al. | Jan 1992 | |
5113493 | Crosby | May 1992 | |
5163082 | Karnowski | Nov 1992 | |
5218633 | Clagett et al. | Jun 1993 | |
5283818 | Klausner et al. | Feb 1994 | |
5289529 | Karnowski | Feb 1994 | |
5373551 | Baals et al. | Dec 1994 | |
5374952 | Flohr | Dec 1994 | |
5375160 | Guidon et al. | Dec 1994 |
Number | Date | Country |
---|---|---|
2413101 | Aug 1979 | FRX |
Entry |
---|
AT&T, Touch-A-Matic, Apr. 1985, publiched by CITGO. 379-110. |