Number | Name | Date | Kind |
---|---|---|---|
3939308 | Shaver et al. | Feb 1976 | |
4056690 | Brolin et al. | Nov 1977 | |
4371755 | Brolin | Feb 1983 | |
4476350 | Aull et al. | Oct 1984 |
Entry |
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"Modern Electronic Devices Circuit Design and Application", M. Rosenstein et al., Reston Publishing Comp., Reston, Virginia, pp. 251-253, 1985. |