Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297461 | Block and bleed valve assembly | — | 2016-03-29 |
| 4452175 | Post assembly for a parlor stall | Harold V. Swanson | 1984-06-05 |
| 4344385 | Milker | Harold V. Swanson | 1982-08-17 |
| 4303038 | Teat cup with air inlet | Harold V. Swanson, Lawrence J. Coombs | 1981-12-01 |