Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832590 | Preparatory station for facilitating the interchange of pre-forming bar assemblies in an extrusion head | — | 1989-05-23 |
| 4799874 | Extrusion head | Gerd Capelle | 1989-01-24 |
| 4728279 | Extrusion head including a sealing mechanism for a filter changing device | — | 1988-03-01 |
| 4619599 | Extrusion head | Adolf Herbert, Jobst Trocha | 1986-10-28 |