Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879971 | Controlled lift gate system for milking parlors | August Vandenberg, Andrew W. Vanderberg, Ben E. Haws | 1989-11-14 |
| D294532 | Milking parlor stall gate unit | August Vandenberg, Andrew W. Vandenberg, Ben E. Haws | 1988-03-01 |
| 4715321 | Milking parlor stall construction with overhead gates | August Vandenberg, Andrew W. Vandenberg, Ben E. Haws | 1987-12-29 |
| D274659 | Milking parlor stanchion module | August Vandenberg, Andrew W. Vandenberg, Ben E. Haws | 1984-07-10 |
| 4419961 | Milking parlor construction | August Vandenberg, Andrew W. Vandenberg, Ben E. Haws | 1983-12-13 |
| 4377131 | Stanchion construction | August Vandenberg, Andrew W. Vandenberg, Ben E. Haws | 1983-03-22 |