Number | Name | Date | Kind |
---|---|---|---|
3860769 | PacHynski, Jr. | Jan 1975 | |
3867588 | Pickens et al. | Feb 1975 | |
3935481 | Uchikawa | Jan 1976 | |
4054759 | McGrath et al. | Oct 1977 | |
4227098 | Brown et al. | Oct 1980 |
Entry |
---|
R. L. Peek, Jr. "Principles of Slow Release Relay Design", The Bell System Technical Journal, Jan., 1954, pp. 187-217. |