Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565631 | Backflow-type self-cleaning filter | Klaus-Michael Bitzer, Klaus Eimer, Georg Mayer, Dieter Patzig | 1986-01-21 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565631 | Backflow-type self-cleaning filter | Klaus-Michael Bitzer, Klaus Eimer, Georg Mayer, Dieter Patzig | 1986-01-21 |