Number | Name | Date | Kind |
---|---|---|---|
3391255 | Gregg | Jul 1968 | |
3403231 | Slaton | Sep 1968 | |
3514534 | Korpel | May 1970 | |
3922485 | Starkweather | Nov 1975 | |
3938881 | Biegelsen | Feb 1976 | |
4170028 | DeBenedictis | Oct 1979 | |
4205350 | Gunning | May 1980 | |
4213158 | DeBenedictis | Jul 1980 |
Entry |
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"The Supersonic Light Control and its Application to Television with Special Reference to the Scophony Television Receiver", Proceedings of the I.R.E., vol. 27, pp. 483-486, Aug. 1939, by Robinson. |