Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631883 | Tendons for post-tensioned pre-stressed concrete structures | Alan J. Harris | 1986-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631883 | Tendons for post-tensioned pre-stressed concrete structures | Alan J. Harris | 1986-12-30 |