Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850089 | Surface treatment of a rolling mill roll | Jean Crahay, Adolphe A. Bragard | 1989-07-25 |
| 4803374 | Continuous measurement of the surface roughness of a cold-rolled product | Adolphe A. Bragard | 1989-02-07 |