Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374556 | Concrete elevation assembly, hollow concrete block, and method of making | Bruce H. Crant | 2002-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374556 | Concrete elevation assembly, hollow concrete block, and method of making | Bruce H. Crant | 2002-04-23 |