Wettergren; Ola
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wettergren; Ola.The latest application filed is for "radon vent fan system".
- Wettergren; Ola - Sarasota FL
| Patent | Date |
|---|---|
| Radon Vent Fan System App 20090197519 - Craw; Gary ; et al. | 2009-08-06 |
| Fan Controller App 20080096482 - Wettergren; Ola | 2008-04-24 |
| Vent intake Grant D563,542 - Wettergren March 4, 2 | 2008-03-04 |
| Combined ceiling light and vent intake Grant D441,856 - Wettergren May 8, 2 | 2001-05-08 |
| Air duct booster fan and control device therefor Grant 5,860,858 - Wettergren January 19, 1 | 1999-01-19 |
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