Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882219 | Crack resistant coating for masonry structures | John D. Harvey | 1989-11-21 |
| 4804693 | Crack resistant coating for masonry structures | John D. Harvey | 1989-02-14 |
| 4634724 | Crack resistant coating for masonry structures | John D. Harvey | 1987-01-06 |
| 4562109 | Crack resistant coating for masonry structures and process for applying same | John D. Harvey | 1985-12-31 |