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| US4020382 | 19 Dec 1975 | 26 Apr 1977 | North American Philips Corporation | Lamp having screw base |
| US4536676 | 28 Sep 1983 | 20 Aug 1985 | Tokyo Shibaura Denki Kabushiki Kaisha | Lamp assembly |
| US4560357 | 18 Jun 1984 | 24 Dec 1985 | GTE Products Corporation | Method for sealing arc discharge lamps |
| US4582210 | 3 Jul 1984 | 15 Apr 1986 | Futaba Denshi Kogyo K.K. | Casing for display device |
| US4689031 | 2 Jun 1986 | 25 Aug 1987 | GTE Products Corporation | Method for sealing arc discharge lamps |
| US5294865 | 18 Sep 1992 | 15 Mar 1994 | GTE Products Corporation | Lamp with integrated electronic module |
| US6486595 | 19 Jun 2000 | 26 Nov 2002 | Osram Sylvania Inc. | Electric lamp having press seal configuration for exhaust tube protection |
| US7234973 | 23 Mar 2006 | 26 Jun 2007 | | Lighting system having modified light bulb base and luminare socket for preventing the selection of an over wattage light bulb and method of forming same |
