Thelen; Richard L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Thelen; Richard L..The latest application filed is for "aircraft spray booth".
- Thelen; Richard L. - Eau Claire WI
- Thelen; Richard L. - Osseo WI
| Patent | Date |
|---|---|
| Paint booth arrangement and method for directing airflow Grant 7,666,077 - Thelen February 23, 2 | 2010-02-23 |
| Aircraft spray booth App 20060243202 - Thelen; Richard L. | 2006-11-02 |
| Gap welding process Grant 7,123,990 - Thelen October 17, 2 | 2006-10-17 |
| Gap Welding Process App 20060191875 - Thelen; Richard L. | 2006-08-31 |
| Rail welding apparatus incorporating rail restraining device, weld containment device, and weld delivery unit Grant 6,787,726 - Thelen , et al. September 7, 2 | 2004-09-07 |
| Gap welding process App 20040010342 - Thelen, Richard L. | 2004-01-15 |
| Rail welding apparatus incorporating rail restraining device, weld containment device, and weld delivery unit App 20020170884 - Thelen, Richard L. ; et al. | 2002-11-21 |
| Rail welding apparatus incorporating rail restraining device, weld containment device and weld delivery unit Grant 6,396,020 - Thelen , et al. May 28, 2 | 2002-05-28 |
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