Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4286974 | Compound particle separator | Josef Schindling | 1981-09-01 |
| 4263023 | Multizone electrostatic precipitator | — | 1981-04-21 |
| 4248610 | Dust collector with pressure-relief opening | Rudolf Krebs, Gunter Wendel, Hans-Jurgen Schmidt, Willy Desch, Jurgen Nitz | 1981-02-03 |