Stiefvater, Thomas L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stiefvater, Thomas L..The latest application filed is for "slip clutch with different slip points for forward and reverse".
- Stiefvater, Thomas L. - Ephrata PA
| Patent | Date |
|---|---|
| Slip clutch with different slip points for forward and reverse App 20050133330 - Stiefvater, Thomas L. | 2005-06-23 |
| Wobble Drive For Windrower Header App 20050086919 - Stiefvater, Thomas L. ; et al. | 2005-04-28 |
| Drawbar adapter for pull-through swivel hitch Grant 6,776,432 - Harkcom , et al. August 17, 2 | 2004-08-17 |
| Drawbar adapter for pull-through swivel hitch App 20020047246 - Harkcom, Melanie W. ; et al. | 2002-04-25 |
| Two stage hydraulic tongue swing mechanism Grant 6,360,516 - Harkcom , et al. March 26, 2 | 2002-03-26 |
| Tongue latch mechanism Grant 6,273,449 - Harkcom , et al. August 14, 2 | 2001-08-14 |
| Control apparatus for rotatable gearbox on crop harvester Grant 6,044,633 - Stiefvater , et al. April 4, 2 | 2000-04-04 |
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