Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838781 | Containerized fuel fireplace insert | — | 1989-06-13 |
| 4665794 | Armor and a method of manufacturing it | Urs Gerber, Erich Gerber, Peter Hofer, Werther Lusuardi, Walter Gysel +3 more | 1987-05-19 |
| 4462455 | Permanent mold with core pulling device | Ivo Henych | 1984-07-31 |