Number | Name | Date | Kind |
---|---|---|---|
2813148 | Pensak | Nov 1957 | |
3674921 | Goldsmith | Jul 1972 | |
3697675 | Beard | Oct 1972 | |
3914543 | Kawahara | Oct 1975 | |
3983328 | Newell | Sep 1976 | |
4004079 | Boston | Jan 1977 | |
4168509 | Hartmann | Sep 1979 |
Number | Date | Country |
---|---|---|
2000413 | Jan 1979 | GBX |
Entry |
---|
"High Resolution NTSC Television System", Dill, IBM Technical Disclosure Bulletin, vol. 21, #5, Oct. 1978, pp. 2148-2153. |
"Research and Development on High Definition Television in Japan", Hayashi, SMPTE Journal, Mar. 1981, pp. 178-186. |
Number | Date | Country | |
---|---|---|---|
Parent | 81278 | Oct 1979 |