Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695560 | Mortar applying assembly | — | 1997-12-09 |
| 4294383 | Mortar applying device | Brent M. Hession | 1981-10-13 |
| 4281464 | Device to facilitate the laying of masonry units | Brent M. Hession | 1981-08-04 |