U.S. patent number D488,874 [Application Number D/161,695] was granted by the patent office on 2004-04-20 for compact fluorescent lamp glass tube. Invention is credited to Qingsong Li.
United States Patent | D488,874 |
Li | April 20, 2004 |
Inventors: | Li; Qingsong (Irving, TX) |
---|---|
Family ID: | 29583477 |
Appl. No.: | D/161,695 |
Filed: | May 31, 2002 |
Current U.S. Class: | D26/3 |
Current CPC Class: | H01J61/327 20130101; H01J61/33 20130101; Y02B20/00 20130101; Y02B20/19 20130101 |
Current International Class: | F21V7/10 20060101; F21V7/00 20060101; 2606 |
Field of Search: | ;D26/1,2,3,4 ;313/313,315,317,318,493,497,567,569 ;315/52,56,57,58,73 |
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