Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534184 | Device for cooling molds | — | 1985-08-13 |
| 4517868 | Method of and device for making perforations in a tubular web of plastics foil | — | 1985-05-21 |
| 4451308 | Method and device for making seals in tubular web provided with side gussets | — | 1984-05-29 |
| 4449910 | Apparatus for making profiled plastic tube | — | 1984-05-22 |
| 4439990 | Method and device for cooling molds | — | 1984-04-03 |