Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826048 | Dispenser for manually discharging plural media | Hans-Josef Schuetz | 1989-05-02 |
| 4823991 | Manually operated dual invertible pump | — | 1989-04-25 |
| 4821923 | Monually operable dispenser for media with multiple components | — | 1989-04-18 |