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Patent applications and USPTO patent grants for Ison; David.The latest application filed is for "repair of heating walls in a refractory furnace".
Patent | Date |
---|---|
Vibroacoustic water system Grant 9,504,625 - Glasford , et al. November 29, 2 | 2016-11-29 |
Repair Of Heating Walls In A Refractory Furnace App 20110241237 - Drakulich; Dan ;   et al. | 2011-10-06 |
Vibroacoustic Water System App 20090241254 - Glasford; Barry D. ;   et al. | 2009-10-01 |
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