Number | Name | Date | Kind |
---|---|---|---|
3774728 | Metzler et al. | Nov 1973 | |
3875554 | Booker, Jr. et al. | Apr 1975 | |
4126849 | Mente et al. | Nov 1978 | |
4144477 | Eaton | Mar 1979 | |
4447765 | Cote | May 1984 | |
4506318 | Nilssen | Mar 1985 | |
4725759 | Tachikawa | Feb 1988 | |
4785916 | Jaster | Nov 1988 |
Entry |
---|
Sylvania/GTE, Lighting Handbook, 7th ed., 1984, p. 51. |