Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836855 | Additive of protein nature for hydraulic cements, mortars & concretes, and use thereof in the field construction | Pierre Caillau, Charles D. C. De Veauce | 1989-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836855 | Additive of protein nature for hydraulic cements, mortars & concretes, and use thereof in the field construction | Pierre Caillau, Charles D. C. De Veauce | 1989-06-06 |