Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087597 | Concrete wall block | Bertin Castonguay, Tamara Evans, John Penterman | 2018-10-02 |
| 9890512 | Retaining wall | Bertin Castonguay, Marc-Andre Lacas | 2018-02-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087597 | Concrete wall block | Bertin Castonguay, Tamara Evans, John Penterman | 2018-10-02 |
| 9890512 | Retaining wall | Bertin Castonguay, Marc-Andre Lacas | 2018-02-13 |