Number | Name | Date | Kind |
---|---|---|---|
2817002 | Dyke et al. | Dec 1957 | |
3921022 | Levine | Nov 1975 | |
3970887 | Smith et al. | Jul 1976 | |
4141405 | Spindt | Feb 1979 | |
4307507 | Gray et al. | Dec 1981 | |
4685996 | Busta et al. | Aug 1987 | |
4721885 | Brodie | Jan 1988 | |
4916002 | Carver | Apr 1990 |
Entry |
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Sprindt et al., "Physical properties of thin-film emission cathodes with molybdenum cones", Journal of Applied Physics, vol. 47, No. 12, Dec. 1976, pp.5248-5263. |