Olsen; Lawrence Calvin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Olsen; Lawrence Calvin.The latest application filed is for "seal assembly for vibrating screen".
- Olsen; Lawrence Calvin - Springfield OR
| Patent | Date |
|---|---|
| Seal assembly for vibrating screen App 20070164516 - Olsen; Lawrence Calvin ; et al. | 2007-07-19 |
| Mobile rock crushing plant Grant 7,143,968 - Brock , et al. December 5, 2 | 2006-12-05 |
| Mobile rock crushing plant App 20050263626 - Brock, James Donald ; et al. | 2005-12-01 |
| Vibrating screen Grant 6,953,121 - Olsen , et al. October 11, 2 | 2005-10-11 |
| Mobile rock crushing plant Grant 6,935,587 - Brock , et al. August 30, 2 | 2005-08-30 |
| Vibrating screen App 20040222135 - Olsen, Lawrence Calvin ; et al. | 2004-11-11 |
| Mobile rock crushing plant App 20030226919 - Brock, James Donald ; et al. | 2003-12-11 |
| Lubrication system for vibrating flat screens Grant 6,386,375 - Olsen May 14, 2 | 2002-05-14 |
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