Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502173 | Floor-sweeping machine | Alfons Schreiber, Peter Tiwi | 1985-03-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502173 | Floor-sweeping machine | Alfons Schreiber, Peter Tiwi | 1985-03-05 |