Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830941 | Process for the manufacture of a relief element | Raymond Roosen, Marcel J. Monbaliu | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830941 | Process for the manufacture of a relief element | Raymond Roosen, Marcel J. Monbaliu | 1989-05-16 |