Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8192189 | Arrangement and method in connection with extrusion tools | Eero Korolainen | 2012-06-05 |
| 4304537 | Extruder head for regulating a process of applying a foamed plastic insulation to telephone wires | Kari Kirjavainen | 1981-12-08 |