Number | Date | Country | Kind |
---|---|---|---|
508496 | May 1986 | CAX |
Number | Name | Date | Kind |
---|---|---|---|
4039761 | Nicoud et al. | Aug 1977 | |
4473720 | Hegi | Sep 1984 | |
4503288 | Kessler | Mar 1985 | |
4625276 | Benton et al. | Nov 1986 | |
4654482 | DeAngelis | Mar 1987 |
Number | Date | Country |
---|---|---|
0075120 | Mar 1983 | EPX |
0092084 | Mar 1983 | EPX |
56-17556 | Feb 1981 | JPX |
56-140793 | Nov 1981 | JPX |
0044361 | Mar 1982 | JPX |
0164363 | Sep 1983 | JPX |
0077559 | May 1985 | JPX |
0106259 | Jun 1985 | JPX |
2043399 | Oct 1980 | GBX |
Entry |
---|
Friedman, "Communications in the Computer Age", Radio-Electronics, Nov. 1985, pp. 98, 100. |