Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5996807 | Screening device | Paul G. Dellmann | 1999-12-07 |
| 5570790 | Strainer having a main screen and a fore screen | Werner Schwarzkopf | 1996-11-05 |
| 5392964 | Rotary feeder for flowable materials | Georg Stapp, Paul G. Dellmann | 1995-02-28 |