Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269630 | Slab lifter | William B. Bolin | 1993-12-14 |
| 5205673 | Foundation slab support and lifting apparatus | William B. Bolin | 1993-04-27 |
| 4925345 | Building foundation stabilizing and elevating apparatus | William B. Bolin | 1990-05-15 |