Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354188 | Sickleless internal gear pump with radially movable sealing elements for radial compensation | Franz Arbogast | 1994-10-11 |
| 5299923 | Internal gear pump | Franz Arbogast | 1994-04-05 |