Number | Name | Date | Kind |
---|---|---|---|
D223368 | Horak | Apr 1972 | |
D252810 | Bocko | Sep 1979 | |
2838740 | Larky et al. | Jun 1958 | |
2984457 | Wulc | May 1961 | |
3091736 | Germain | May 1963 | |
3187082 | Allison | Jun 1965 | |
3192306 | Skonnord | Jun 1965 | |
4222090 | Jaffe | Sep 1980 |
Number | Date | Country |
---|---|---|
482350 | Mar 1917 | FRX |
Entry |
---|
Andros et al., Heat Sink with Internal Holes, IBM Technical Disclosure Bulletin, vol. 23, No. 9, Feb. 1981, pp. 4097-4098. |