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The ornamental design for an led retrofit bulb, as shown.
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Kang, Chunheng, Pan, Hui Ling, Zhang, Xiaobo, Chen, Shengjin, Liu, Shichun
Patent | Priority | Assignee | Title |
ER5542, |
Patent | Priority | Assignee | Title |
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D405201, | Mar 30 1998 | Ledtronics, Inc. | Bulb |
D426899, | Nov 16 1999 | Philips Hong Kong Limited | Light bulb |
D543644, | Feb 08 2006 | Koninklijke Philips Electronics N V | Master traffic lamp |
D689219, | May 29 2012 | CE Lighting Ltd. | LED lamp |
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