Number | Date | Country | Kind |
---|---|---|---|
7612698 | Nov 1976 | SEX |
Number | Name | Date | Kind |
---|---|---|---|
3551699 | Karwacki | Dec 1970 | |
3585514 | Kubicz | Jun 1971 | |
3609413 | Lane | Sep 1971 | |
3651379 | Moisand et al. | Mar 1972 | |
3876914 | Lukas | Apr 1975 |
Entry |
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IBM Tech. Discl. Bltn., "Overvoltage Protective Circuit," by P. Essinger, vol. 2, No. 4, Dec. 1959. |