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Patent applications and USPTO patent grants for Dahly; David R..The latest application filed is for "programmable de-fogger system for a light projector".
Patent | Date |
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Programmable de-fogger system for a light projector Grant 8,770,764 - Belliveau , et al. July 8, 2 | 2014-07-08 |
Programmable De-fogger System For A Light Projector App 20130182429 - Belliveau; Richard S. ;   et al. | 2013-07-18 |
Theatre Light Apparatus Incorporating Independently Controlled Color Flags App 20080062684 - Belliveau; Richard S. ;   et al. | 2008-03-13 |
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