U.S. patent number D529,234 [Application Number D/238,276] was granted by the patent office on 2006-09-26 for quick change extension contoured mask frame. Invention is credited to Lester Broersma.
United States Patent | D529,234 |
Broersma | September 26, 2006 |
Inventors: | Broersma; Lester (San Diego, CA) |
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Appl. No.: | D/238,276 |
Filed: | September 13, 2005 |
Current U.S. Class: | D29/108 |
Current International Class: | 0903 |
Field of Search: | ;D29/102-112,122 ;2/5,6.1-6.8,9,15,410-415,421-425,427-428,431,435,452,468,205-206,172-173,175.6,209.13,209.14 ;D2/866,639 ;128/857-858,866-867,201.23 ;D24/110.2,110.3 ;222/144.5 |
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