Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5786000 | Continuous molding machine with pusher | — | 1998-07-28 |
| 5230719 | Dehumidification apparatus | Erling Berner | 1993-07-27 |
| 5050667 | Air ventilation and heat exchange apparatus | Erling Berner | 1991-09-24 |
| 4432713 | Machine for the continuous molding of polystyrene | — | 1984-02-21 |
| 4379107 | Method and apparatus for the continuous production of a uniform slab or sheet from heat expandable thermoplastic particles | — | 1983-04-05 |