Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652229 | Apparatus for the manufacture of tubular preforms of plastics | Alfred Effenberger | 1987-03-24 |
| 4594212 | Method for the manufacture of tubular preforms of plastics | Alfred Effenberger | 1986-06-10 |
| 4260358 | Molding device | — | 1981-04-07 |
| 4204826 | Blow molding apparatus | — | 1980-05-27 |