Number | Name | Date | Kind |
---|---|---|---|
1257106 | Parkhurst | Feb 1918 | |
1378324 | Clark et al. | May 1921 | |
1677005 | Reichold | Jul 1928 | |
2290901 | Weinhardt et al. | Jul 1942 | |
3382477 | Peterson | May 1968 | |
3396361 | Sussman | Aug 1968 | |
3627590 | Mammel | Dec 1971 | |
4417347 | Muka et al. | Nov 1983 | |
4593168 | Amada | Jun 1986 | |
4703154 | Ikegami et al. | Oct 1987 | |
4743570 | Lamont, Jr. | May 1988 |
Number | Date | Country |
---|---|---|
63-216987 | Jun 1988 | JPX |
63-241921 | Oct 1988 | JPX |
Entry |
---|
RCA Technical Note #837, "Substrate Heater", May 16, 1969. |