Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4898056 | Method and tool for punching plaster plates | Kurt Hvalso, Benni Madsen | 1990-02-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4898056 | Method and tool for punching plaster plates | Kurt Hvalso, Benni Madsen | 1990-02-06 |