Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302094 | Tube switch for a double-cylinder sludge pump | Hartmut Benckert | 1994-04-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302094 | Tube switch for a double-cylinder sludge pump | Hartmut Benckert | 1994-04-12 |