Number | Name | Date | Kind |
---|---|---|---|
3774186 | Enemark | Nov 1973 | |
3805259 | Inoue | Apr 1974 | |
3811123 | Hamm et al. | May 1974 | |
3812362 | Larsen et al. | May 1974 | |
3821734 | Meier et al. | Jun 1974 | |
3895367 | Visser | Jul 1975 | |
3909813 | Scheidweiler et al. | Sep 1975 | |
3934145 | Dobrzanski et al. | Jan 1976 |
Number | Date | Country |
---|---|---|
902272 | Jun 1972 | CAX |
948332 | May 1974 | CAX |
2327497 | Dec 1974 | DEX |
Entry |
---|
"FET Increases Schmitt Trigger Input Impedance" by L. R. Lott, Electronics, Jul. 26, 1965, p. 65. |
Number | Date | Country | |
---|---|---|---|
Parent | 749024 | Dec 1976 |