Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4965965 | Grinding head for surfacing and polishing stone, marbles and other hard materials | Sven E. Wallin | 1990-10-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4965965 | Grinding head for surfacing and polishing stone, marbles and other hard materials | Sven E. Wallin | 1990-10-30 |